GPU Comparison
RADEON
AMD Radeon HD 6950
CORE STATE
Cayman
VRAM
2 GB
CLOCK SPEED
—
TDP
200 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale 3
PROCESS
40 nm
LAUNCH DATE
2010
VS
RADEON
Radeon Pro W5500X
CORE STATE
Navi 14
VRAM
8 GB
CLOCK SPEED
1757 MHz
TDP
125 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 1.0
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6950
Pro W5500X
Core Specs
Shading Units
1,408
1,536
+9.1%
Shaders
1,408
1,536
+9.1%
TMUs
88
96
+9.1%
ROPs
32
32
0.0%
Compute Units
22
24
+9.1%
Clocks
Base Clock
—
1187 MHz
Boost Clock
—
1757 MHz
GPU Clock
800 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
128 bit
Bandwidth
160.0 GB/s
224.0 GB/s
Cache
L1 Cache
8 KB (per CU)
—
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
25.60 GPixel/s
56.22 GPixel/s
Texture Rate
70.40 GTexel/s
168.7 GTexel/s
FP32 (TFLOPS)
2.253 TFLOPS
5.398 TFLOPS
FP64 (TFLOPS)
563.2 GFLOPS (1:4)
337.3 GFLOPS (1:16)
FP16 (TFLOPS)
—
10.80 TFLOPS (2:1)
Power
TDP
200 W
125 W
TDP (W)
200
125
-37.5%
Suggested PSU
550 W
300 W
Power Connectors
2x 6-pin
—
Architecture
Architecture
TeraScale 3
RDNA 1.0
GPU Name
Cayman
Navi 14
Generation
Northern Islands
(HD 6900)
Radeon Pro Mac
(Navi Series)
Process Size
40 nm
7 nm
Transistors
2,640 million
6,400 million
Die Size
389 mm²
158 mm²
Foundry
TSMC
TSMC
Density
6.8M / mm²
40.5M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
Vulkan
—
1.4
OpenCL
1.2
2.1
Shader Model
5.0
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
286 mm
11.3 inches
—
Height
126 mm
5 inches
—
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
2x HDMI 2.0b
Bus Interface
PCIe 2.0 x16
Apple MPX
Other
Launch Price
299 USD
599 USD
Production
End-of-life
End-of-life
Predecessor
Evergreen
—
Successor
Southern Islands
—