GPU Comparison
RADEON
AMD FirePro W8000
CORE STATE
Tahiti
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
RADEON
Radeon HD 7970
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro W8000
HD 7970
Core Specs
Shading Units
1,792
2,048
+14.3%
Shaders
1,792
2,048
+14.3%
TMUs
112
128
+14.3%
ROPs
32
32
0.0%
Compute Units
28
32
+14.3%
Clocks
GPU Clock
900 MHz
925 MHz
Memory Clock
1375 MHz
5.5 Gbps effective
1375 MHz
5.5 Gbps effective
Memory
Memory Size
4 GB
3 GB
VRAM (MB)
4,096
3,072
-25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
176.0 GB/s
264.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
768 KB
Performance
Pixel Rate
28.80 GPixel/s
29.60 GPixel/s
Texture Rate
100.8 GTexel/s
118.4 GTexel/s
FP32 (TFLOPS)
3.226 TFLOPS
3.789 TFLOPS
FP64 (TFLOPS)
806.4 GFLOPS (1:4)
947.2 GFLOPS (1:4)
Power
TDP
225 W
250 W
TDP (W)
225
250
+11.1%
Suggested PSU
550 W
600 W
Power Connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 1.0
GCN 1.0
GPU Name
Tahiti
Tahiti
Generation
FirePro GCN
(Wx000)
Southern Islands
(HD 7900)
Process Size
28 nm
28 nm
Transistors
4,313 million
4,313 million
Die Size
352 mm²
352 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.3M / mm²
API Support
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1 (1.2)
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
Dual-slot
Dual-slot
Length
279 mm
11 inches
275 mm
10.8 inches
Height
111 mm
4.4 inches
111 mm
4.4 inches
Outputs
4x DisplayPort 1.21x SDI
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
1,599 USD
549 USD
Production
End-of-life
End-of-life
Predecessor
FirePro Terascale
Northern Islands
Successor
Radeon Pro Polaris
Sea Islands