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 8870M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
775 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro W7100
HD 8870M
Core Specs
Shading Units
1,792
640
-64.3%
Shaders
1,792
640
-64.3%
TMUs
112
40
-64.3%
ROPs
32
16
-50.0%
Compute Units
28
10
-64.3%
Clocks
Base Clock
—
725 MHz
Boost Clock
—
775 MHz
GPU Clock
920 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1125 MHz
4.5 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
128 bit
Bandwidth
160.0 GB/s
72.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
256 KB
Performance
Pixel Rate
29.44 GPixel/s
12.40 GPixel/s
Texture Rate
103.0 GTexel/s
31.00 GTexel/s
FP32 (TFLOPS)
3.297 TFLOPS
992.0 GFLOPS
FP64 (TFLOPS)
206.1 GFLOPS (1:16)
62.00 GFLOPS (1:16)
FP16 (TFLOPS)
3.297 TFLOPS (1:1)
—
Power
TDP
150 W
—
TDP (W)
150
—
Suggested PSU
450 W
—
Power Connectors
1x 6-pin
—
Architecture
Architecture
GCN 3.0
GCN 1.0
GPU Name
Tonga
Venus
Generation
FirePro GCN
(Wx100)
Solar System
(HD 8800M)
Process Size
28 nm
28 nm
Transistors
5,000 million
1,500 million
Die Size
366 mm²
123 mm²
Foundry
TSMC
TSMC
Density
13.7M / mm²
12.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
Single-slot
—
Length
241 mm
9.5 inches
—
Height
111 mm
4.4 inches
—
Outputs
4x DisplayPort 1.2
—
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
FirePro Terascale
London
Successor
Radeon Pro Polaris
Gem System