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Search took 0.25 seconds. Search: Posts Made By: sebbbi
Forum: Console Forum 24-May-2013, 15:00
Replies: 12
Views: 445
Posted By sebbbi
Geforce GTX 680 (GDDR5) = 192 GB/s Ivy Bridge...

Geforce GTX 680 (GDDR5) = 192 GB/s
Ivy Bridge (DDR3-1333) = 21 GB/s

Total = 213 GB/s.

Quite similar (~20% advantage to PC).
Forum: Processor & Chipset Technology 24-May-2013, 14:39
Replies: 230
Views: 32,442
Posted By sebbbi
I remember reading some IPC comparison...

I remember reading some IPC comparison article/benchmark years ago, but I can't find it anymore (it might have been from Realworldtech or Anandtech). If I remember correctly, in the general purpose...
Forum: Console Technology 23-May-2013, 13:12
Replies: 3,519
Views: 399,339
Posted By sebbbi
That is the tablet chip (Temash A6-1460). It is...

That is the tablet chip (Temash A6-1460). It is clocked at 1.0 GHz CPU and 300 MHz GPU. The notebook/ultraportable Jaguar SOCs are called Kabini, and the top model A4-5200 is clocked twice as high...
Forum: Console Technology 23-May-2013, 08:12
Replies: 71
Views: 6,634
Posted By sebbbi
I don't mind. But remember that my post is all...

I don't mind. But remember that my post is all about the existing systems (Xbox 360 and Haswell). When we get the first Haswell GT3e benchmarks (with that huge 128 MB L4 GPU cache), we know more...
Forum: Console Technology 23-May-2013, 07:58
Replies: 3,519
Views: 399,339
Posted By sebbbi
That was intentional. There's not enough public...

That was intentional. There's not enough public information about the Xbox One to discuss about these things yet. Haswell will be the next chip released with a big (read & write) internal memory pool...
Forum: Console Technology 22-May-2013, 20:40
Replies: 3,519
Views: 399,339
Posted By sebbbi
On Xbox 360, the EDRAM helps a lot with...

On Xbox 360, the EDRAM helps a lot with backbuffer bandwidth. For example in our last Xbox 360 game we had a 2 MRT g-buffer (deferred rendering, depth + 2x8888 buffers, same bit depth as in CryEngine...
Forum: 3D Architectures & Chips 21-May-2013, 21:25
Replies: 2
Views: 563
Posted By sebbbi
Most DX9 games supported hardware MSAA without...

Most DX9 games supported hardware MSAA without any problems, because the games were rendering just a simple color image. Many DX10 and especially DX11 games are using rendering techniques that are...
Forum: Console Forum 21-May-2013, 21:12
Replies: 1,231
Views: 46,771
Posted By sebbbi
Yes, but Rage has a pure software virtual texture...

Yes, but Rage has a pure software virtual texture implementation. We have a similar software virtual texture implementation also in Trials Evolution (x360 game). Hardware PRT is more efficient than...
Forum: Console Forum 21-May-2013, 20:53
Replies: 1,231
Views: 46,771
Posted By sebbbi
Yes, PRT (hardware virtual texturing) is a Radeon...

Yes, PRT (hardware virtual texturing) is a Radeon 7970 feature. It's only supported by the 7900 cards, and only in OpenGL (requires a extension). It's a great feature, but unfortunately not yet used...
Forum: Console Technology 18-May-2013, 18:36
Replies: 1,876
Views: 190,316
Posted By sebbbi
A modern console competes with tablets and (big...

A modern console competes with tablets and (big screen) smartphones. People no longer tolerate loading screens or sluggish UIs. Applications must start quickly, browser must support lots of open...
Forum: 3D Architectures & Chips 16-May-2013, 21:34
Replies: 6,626
Views: 921,045
Posted By sebbbi
A console developer on a unified memory console...

A console developer on a unified memory console splits the memory in a way that suits their game the best. It's definitely possible that some PS4 games could use 4-5 GB of memory for graphics...
Forum: Video Technology, Displays, & HTPC 16-May-2013, 08:12
Replies: 44
Views: 1,792
Posted By sebbbi
I used in only for 10 minutes or so. Didn't have...

I used in only for 10 minutes or so. Didn't have any problems, and I usually have huge issues with motion sickness. The low resolution (ability to see separate RGB subpixels) was clearly the most...
Forum: Console Technology 15-May-2013, 16:48
Replies: 81
Views: 5,433
Posted By sebbbi
Yeah... it would be silly to have one thread...

Yeah... it would be silly to have one thread dedicated only for scheduling. Of course it schedules tasks for itself as well :)
Forum: 3D Hardware, Software & Output Devices 14-May-2013, 18:19
Replies: 32
Views: 1,455
Posted By sebbbi
And AFR will become even more harder in the...

And AFR will become even more harder in the future. Soon there will be games that have full compute shader based graphics pipelines that keep the scene data inside GPU memory and constantly mutate...
Forum: Console Technology 11-May-2013, 21:50
Replies: 5,043
Views: 617,709
Posted By sebbbi
This is the silliest rumor I have heard for a...

This is the silliest rumor I have heard for a long time. Anyone with any technical background can see that all the technical details are just wrong...

And there's zero business sense to do...
Forum: Processor & Chipset Technology 11-May-2013, 21:12
Replies: 230
Views: 32,442
Posted By sebbbi
Acer Aspire V5 benchmarks (ultraportable with...

Acer Aspire V5 benchmarks (ultraportable with Temash A6-1450 tablet chip):
http://ultrabooknews.com/2013/05/10/live-now-acer-aspire-v5-and-amd-temash-testing/

For the CPU alone they measured a 3W...
Forum: Processor & Chipset Technology 11-May-2013, 20:09
Replies: 11
Views: 882
Posted By sebbbi
Intel hasn't yet revealed the SOC configurations...

Intel hasn't yet revealed the SOC configurations / clocks / TDP. The only information we have so far is that one Silvermont CPU core consumes less than 1W (Real world tech). If that is "slightly...
Forum: Video Technology, Displays, & HTPC 09-May-2013, 15:17
Replies: 44
Views: 1,792
Posted By sebbbi
One of my colleagues brought his Oculus dev kit...

One of my colleagues brought his Oculus dev kit to the office last Monday, and I played with it a bit. The latency is very low. It is there, but doesn't irritate me. The display resolution is a...
Forum: Processor & Chipset Technology 06-May-2013, 21:07
Replies: 392
Views: 45,014
Posted By sebbbi
You can get yourself a 16 core AMD Opteron (with...

You can get yourself a 16 core AMD Opteron (with 16 MB cache) for less than $600: http://www.newegg.com/Product/Product.aspx?Item=N82E16819113308&Tpk=6366%20HE. Granted, it's not a good fit for a...
Forum: Processor & Chipset Technology 06-May-2013, 08:04
Replies: 392
Views: 45,014
Posted By sebbbi
No. We already have 8 core Sandy Bridges (sold as...

No. We already have 8 core Sandy Bridges (sold as Xeons only), and there will also be 12 core Ivy Bridges out this year...
Forum: Console Technology 04-May-2013, 14:43
Replies: 71
Views: 6,634
Posted By sebbbi
SiSoft has done GPU latency measurements for...

SiSoft has done GPU latency measurements for various AMD/Intel/NVidia GPUs. It's an interesting read: http://www.sisoftware.net/?d=qa&f=gpu_mem_latency. Unfortunately the charts do not include GCN...
Forum: 3D Technology & Algorithms 01-May-2013, 16:09
Replies: 54
Views: 1,870
Posted By sebbbi
That's not true. BC7 beats ASTC in ARM's own...

That's not true. BC7 beats ASTC in ARM's own comparison, and BC6H ties with ASTC in HDR content when identical bit rates are used....
Forum: Console Forum 28-Apr-2013, 16:20
Replies: 3,751
Views: 255,566
Posted By sebbbi
Are you really comparing a mid-end notebook APU...

Are you really comparing a mid-end notebook APU to a next gen console APU? Lets take the most powerful AMD notebook APU and compare it to the Sony's official PS4 APU specs (GPU FLOP/s and memory...
Forum: Processor & Chipset Technology 25-Apr-2013, 12:49
Replies: 392
Views: 45,014
Posted By sebbbi
As you would need to update only around 100 (4...

As you would need to update only around 100 (4 KB) pages per frame, the TLB updates would be pretty much free (and so would be the 400 KB memory traffic). If you are programming with AMD PRT (OpenGL...
Forum: Processor & Chipset Technology 25-Apr-2013, 10:03
Replies: 392
Views: 45,014
Posted By sebbbi
I wouldn't expect the eDRAM to be a fully...

I wouldn't expect the eDRAM to be a fully functional L4 cache for both CPU and GPU (with 64 byte cache lines, coherency, etc goodies). The cache logic + memory for tags, etc would just take too much...
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