Home GPU Comparison ATI Radeon HD 2900 XTX vs ATI FirePro V3900

ATI Radeon HD 2900 XTX vs ATI FirePro V3900

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 1024MB VRAM FirePro V3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages
Larger VRAM bandwidth (106.0GB/s vs 28.80GB/s)
ATI FirePro V3900 's Advantages
More VRAM (1024GB vs 512GB)
160 additional rendering cores
Lower TDP (50W vs 240W)

Score

Benchmark

FP32 (float)
Radeon HD 2900 XTX
0.476 TFLOPS
FirePro V3900 +31%
0.624 TFLOPS
VS

Graphics Card

Unknown
Release Date
Feb 2012
Radeon R600
Generation
FirePro
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
828 MHz
Memory Clock
900 MHz

Memory

512MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR3
512bit
Memory Bus
128bit
106.0GB/s
Bandwidth
28.80GB/s

Render Config

4
Compute Units
6
-
-
-
320
Shading Units
480
16
TMUs
24
16
ROPs
8
-
-
-
-
-
-
-
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

11.89 GPixel/s
Pixel Rate
5.200 GPixel/s
11.89 GTexel/s
Texture Rate
15.60 GTexel/s
-
-
-
475.5 GFLOPS
FP32 (float)
624.0 GFLOPS
-
-
-

Board Design

240W
TDP
50W
550 W
Suggested PSU
250 W
2x DVI 1x S-Video
Outputs
1x DVI 1x DisplayPort 1.1
2x 6-pin
Power Connectors
None

Graphics Processor

R600
GPU Name
Turks
R600 XTX A11 (215RGMDKA11FG)
GPU Variant
Turks GL
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
80 nm
Process Size
40 nm
0.72 billion
Transistors
0.716 billion
420 mm²
Die Size
118 mm²

Graphics Features

10.0 (10_0)
DirectX
11.2 (11_0)
3.3 (full) 4.0 (partial)
OpenGL
4.4
N/A
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
4.0
Shader Model
5.0

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