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GPU Comparison
ATI FirePro V7900 SDI vs AMD Radeon HD 6450 OEM
ATI FirePro V7900 SDI vs AMD Radeon HD 6450 OEM
VS
ATI FirePro V7900 SDI
AMD Radeon HD 6450 OEM
We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 512MB VRAM Radeon HD 6450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI FirePro V7900 SDI 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 8.528GB/s)
1120 additional rendering cores
AMD Radeon HD 6450 OEM 's Advantages
Lower TDP (18W vs 150W)
Score
Benchmark
FP32 (float)
FirePro V7900 SDI
+828%
1.856 TFLOPS
Radeon HD 6450 OEM
0.2 TFLOPS
FirePro V7900 SDI
VS
Radeon HD 6450 OEM
Graphics Card
May 2011
Release Date
Feb 2011
FirePro
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
533 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
8.528GB/s
Render Config
-
SM Count
-
20
Compute Units
2
1280
Shading Units
160
80
TMUs
8
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
23.20 GPixel/s
Pixel Rate
2.500 GPixel/s
58.00 GTexel/s
Texture Rate
5.000 GTexel/s
-
FP16 (half)
-
1.856 TFLOPS
FP32 (float)
200.0 GFLOPS
464.0 GFLOPS
FP64 (double)
-
Graphics Processor
Cayman
GPU Name
Caicos
Cayman PRO GL
GPU Variant
Junbonator
TeraScale 3
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
2.64 billion
Transistors
0.37 billion
389 mm²
Die Size
67 mm²
Board Design
150W
TDP
18W
450 W
Suggested PSU
200 W
4x SDI
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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6
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