GPU Comparison
RADEON
AMD FirePro W4100
CORE STATE
Cape Verde
VRAM
2 GB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
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 W4100
HD 6850 X2
Core Specs
Shading Units
512
960
+87.5%
Shaders
512
960
+87.5%
TMUs
32
48
+50.0%
ROPs
16
32
+100.0%
Compute Units
8
12
+50.0%
Clocks
GPU Clock
630 MHz
800 MHz
Memory Clock
1000 MHz
4 Gbps effective
1050 MHz
4.2 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
64.00 GB/s
134.4 GB/s
Cache
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
10.08 GPixel/s
25.60 GPixel/s
Texture Rate
20.16 GTexel/s
38.40 GTexel/s
FP32 (TFLOPS)
645.1 GFLOPS
1.536 TFLOPS
FP64 (TFLOPS)
40.32 GFLOPS (1:16)
—
Power
TDP
50 W
254 W
TDP (W)
50
254
+408.0%
Suggested PSU
250 W
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
GCN 1.0
TeraScale 2
GPU Name
Cape Verde
Barts
Generation
FirePro GCN
(Wx100)
Northern Islands
(HD 6800)
Process Size
28 nm
40 nm
Transistors
1,500 million
1,700 million
Die Size
123 mm²
255 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
6.7M / mm²
API Support
DirectX
12 (11_1)
11.2 (11_0)
OpenGL
4.6
4.4
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.2
Shader Model
6.5 (5.1)
5.0
Physical
Slot Width
Single-slot
Dual-slot
Length
171 mm
6.7 inches
—
Height
69 mm
2.7 inches
—
Outputs
4x mini-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