GPU Comparison
RADEON
AMD FirePro W4300
CORE STATE
Bonaire
VRAM
4 GB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2015
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
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro W4300
HD 6850 X2
Core Specs
Shading Units
768
960
+25.0%
Shaders
768
960
+25.0%
TMUs
48
48
0.0%
ROPs
16
32
+100.0%
Compute Units
12
12
0.0%
Clocks
GPU Clock
930 MHz
800 MHz
Memory Clock
1500 MHz
6 Gbps effective
1050 MHz
4.2 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
96.00 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
14.88 GPixel/s
25.60 GPixel/s
Texture Rate
44.64 GTexel/s
38.40 GTexel/s
FP32 (TFLOPS)
1,428.5 GFLOPS
1.536 TFLOPS
FP64 (TFLOPS)
89.28 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 2.0
TeraScale 2
GPU Name
Bonaire
Barts
Generation
FirePro GCN
(Wx300)
Northern Islands
(HD 6800)
Process Size
28 nm
40 nm
Transistors
2,080 million
1,700 million
Die Size
160 mm²
255 mm²
Foundry
TSMC
TSMC
Density
13.0M / 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
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 GCN
Southern Islands