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GPU Comparison
ATI FirePro V7900 SDI vs ATI Radeon HD 2900 XT
ATI FirePro V7900 SDI vs ATI Radeon HD 2900 XT
VS
ATI FirePro V7900 SDI
ATI Radeon HD 2900 XT
We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI FirePro V7900 SDI 's Advantages
Released 4 years late
Larger VRAM bandwidth (160.0GB/s vs 106.0GB/s)
960 additional rendering cores
Lower TDP (150W vs 215W)
Score
Benchmark
FP32 (float)
FirePro V7900 SDI
+289%
1.856 TFLOPS
Radeon HD 2900 XT
0.476 TFLOPS
FirePro V7900 SDI
VS
Radeon HD 2900 XT
Graphics Card
May 2011
Release Date
May 2007
FirePro
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
828 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
512bit
160.0GB/s
Bandwidth
106.0GB/s
Render Config
-
SM Count
-
20
Compute Units
4
1280
Shading Units
320
80
TMUs
16
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
Theoretical Performance
23.20 GPixel/s
Pixel Rate
11.89 GPixel/s
58.00 GTexel/s
Texture Rate
11.89 GTexel/s
-
FP16 (half)
-
1.856 TFLOPS
FP32 (float)
475.5 GFLOPS
464.0 GFLOPS
FP64 (double)
-
Graphics Processor
Cayman
GPU Name
R600
Cayman PRO GL
GPU Variant
R600 XT (215RGMDKA13FG)
TeraScale 3
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
2.64 billion
Transistors
0.72 billion
389 mm²
Die Size
420 mm²
Board Design
150W
TDP
215W
450 W
Suggested PSU
550 W
4x SDI
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
11.2 (11_0)
DirectX
10.0 (10_0)
4.4
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
4.0
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