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 560
CORE STATE
Polaris 21
VRAM
4 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6950
Pro 560
Core Specs
Shading Units
1,408
1,024
-27.3%
Shaders
1,408
1,024
-27.3%
TMUs
88
64
-27.3%
ROPs
32
16
-50.0%
Compute Units
22
16
-27.3%
Clocks
GPU Clock
800 MHz
907 MHz
Memory Clock
1250 MHz
5 Gbps effective
1270 MHz
5.1 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
128 bit
Bandwidth
160.0 GB/s
81.28 GB/s
Cache
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Performance
Pixel Rate
25.60 GPixel/s
14.51 GPixel/s
Texture Rate
70.40 GTexel/s
58.05 GTexel/s
FP32 (TFLOPS)
2.253 TFLOPS
1.858 TFLOPS
FP64 (TFLOPS)
563.2 GFLOPS (1:4)
116.1 GFLOPS (1:16)
FP16 (TFLOPS)
—
1.858 TFLOPS (1:1)
Power
TDP
200 W
75 W
TDP (W)
200
75
-62.5%
Suggested PSU
550 W
—
Power Connectors
2x 6-pin
None
Architecture
Architecture
TeraScale 3
GCN 4.0
GPU Name
Cayman
Polaris 21
Generation
Northern Islands
(HD 6900)
Radeon Pro Mac
(500 Series)
Process Size
40 nm
14 nm
Transistors
2,640 million
3,000 million
Die Size
389 mm²
123 mm²
Foundry
TSMC
GlobalFoundries
Density
6.8M / mm²
24.4M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
Vulkan
—
1.3
OpenCL
1.2
2.1
Shader Model
5.0
6.7
Physical
Slot Width
Dual-slot
IGP
Length
286 mm
11.3 inches
—
Height
126 mm
5 inches
—
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x8
Other
Launch Price
299 USD
—
Production
End-of-life
End-of-life
Predecessor
Evergreen
—
Successor
Southern Islands
—