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 6770
CORE STATE
Juniper
VRAM
1024 MB
CLOCK SPEED
—
TDP
108 W
BUS WIDTH
128 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro W8000
HD 6770
Core Specs
Shading Units
1,792
800
-55.4%
Shaders
1,792
800
-55.4%
TMUs
112
40
-64.3%
ROPs
32
16
-50.0%
Compute Units
28
10
-64.3%
Clocks
GPU Clock
900 MHz
850 MHz
Memory Clock
1375 MHz
5.5 Gbps effective
1200 MHz
4.8 Gbps effective
Memory
Memory Size
4 GB
1024 MB
VRAM (MB)
4,096
1,024
-75.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
128 bit
Bandwidth
176.0 GB/s
76.80 GB/s
Cache
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
256 KB
Performance
Pixel Rate
28.80 GPixel/s
13.60 GPixel/s
Texture Rate
100.8 GTexel/s
34.00 GTexel/s
FP32 (TFLOPS)
3.226 TFLOPS
1,360.0 GFLOPS
FP64 (TFLOPS)
806.4 GFLOPS (1:4)
—
Power
TDP
225 W
108 W
TDP (W)
225
108
-52.0%
Suggested PSU
550 W
300 W
Power Connectors
2x 6-pin
1x 6-pin
Architecture
Architecture
GCN 1.0
TeraScale 2
GPU Name
Tahiti
Juniper
Generation
FirePro GCN
(Wx000)
Northern Islands
(HD 6700)
Process Size
28 nm
40 nm
Transistors
4,313 million
1,040 million
Die Size
352 mm²
166 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
6.3M / 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
Dual-slot
Dual-slot
Length
279 mm
11 inches
198 mm
7.8 inches
Height
111 mm
4.4 inches
—
Outputs
4x DisplayPort 1.21x SDI
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
1,599 USD
129 USD
Production
End-of-life
End-of-life
Predecessor
FirePro Terascale
Evergreen
Successor
Radeon Pro Polaris
Southern Islands