GPU Comparison
RADEON
AMD FirePro W7100
CORE STATE
Tonga
VRAM
8 GB
CLOCK SPEED
—
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
RADEON
Radeon HD 6850 X2
CORE STATE
Barts
VRAM
2 GB
CLOCK SPEED
—
TDP
254 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro W7100
HD 6850 X2
Core Specs
Shading Units
1,792
960
-46.4%
Shaders
1,792
960
-46.4%
TMUs
112
48
-57.1%
ROPs
32
32
0.0%
Compute Units
28
12
-57.1%
Clocks
GPU Clock
920 MHz
800 MHz
Memory Clock
1250 MHz
5 Gbps effective
1050 MHz
4.2 Gbps effective
Memory
Memory Size
8 GB
2 GB
VRAM (MB)
8,192
2,048
-75.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
160.0 GB/s
134.4 GB/s
Cache
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Performance
Pixel Rate
29.44 GPixel/s
25.60 GPixel/s
Texture Rate
103.0 GTexel/s
38.40 GTexel/s
FP32 (TFLOPS)
3.297 TFLOPS
1.536 TFLOPS
FP64 (TFLOPS)
206.1 GFLOPS (1:16)
—
FP16 (TFLOPS)
3.297 TFLOPS (1:1)
—
Power
TDP
150 W
254 W
TDP (W)
150
254
+69.3%
Suggested PSU
450 W
600 W
Power Connectors
1x 6-pin
2x 8-pin
Architecture
Architecture
GCN 3.0
TeraScale 2
GPU Name
Tonga
Barts
Generation
FirePro GCN
(Wx100)
Northern Islands
(HD 6800)
Process Size
28 nm
40 nm
Transistors
5,000 million
1,700 million
Die Size
366 mm²
255 mm²
Foundry
TSMC
TSMC
Density
13.7M / mm²
6.7M / mm²
API Support
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
Vulkan
1.2.170
—
OpenCL
2.1
1.2
Shader Model
6.5
5.0
Physical
Slot Width
Single-slot
Dual-slot
Length
241 mm
9.5 inches
—
Height
111 mm
4.4 inches
—
Outputs
4x DisplayPort 1.2
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
FirePro Terascale
Evergreen
Successor
Radeon Pro Polaris
Southern Islands