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GPU Comparison
ATI FirePro V7900 SDI vs AMD Radeon R9 390X
ATI FirePro V7900 SDI vs AMD Radeon R9 390X
VS
ATI FirePro V7900 SDI
AMD Radeon R9 390X
We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI FirePro V7900 SDI 's Advantages
Lower TDP (150W vs 275W)
AMD Radeon R9 390X 's Advantages
Released 4 years and 1 months late
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 160.0GB/s)
1536 additional rendering cores
Score
Benchmark
FP32 (float)
FirePro V7900 SDI
1.856 TFLOPS
Radeon R9 390X
+218%
5.914 TFLOPS
FirePro V7900 SDI
VS
Radeon R9 390X
Graphics Card
May 2011
Release Date
Jun 2015
FirePro
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
512bit
160.0GB/s
Bandwidth
384.0GB/s
Render Config
-
SM Count
-
20
Compute Units
44
1280
Shading Units
2816
80
TMUs
176
32
ROPs
64
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB
Theoretical Performance
23.20 GPixel/s
Pixel Rate
67.20 GPixel/s
58.00 GTexel/s
Texture Rate
184.8 GTexel/s
-
FP16 (half)
-
1.856 TFLOPS
FP32 (float)
5.914 TFLOPS
464.0 GFLOPS
FP64 (double)
739.2 GFLOPS
Graphics Processor
Cayman
GPU Name
Grenada
Cayman PRO GL
GPU Variant
Grenada XT (215-0880004)
TeraScale 3
Architecture
GCN 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
2.64 billion
Transistors
6.2 billion
389 mm²
Die Size
438 mm²
Board Design
150W
TDP
275W
450 W
Suggested PSU
600 W
4x SDI
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.0
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
6.3
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