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 Vega 64X
CORE STATE
Vega 10
VRAM
16 GB
CLOCK SPEED
1468 MHz
TDP
250 W
BUS WIDTH
2048 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6950
Pro Vega 64X
Core Specs
Shading Units
1,408
4,096
+190.9%
Shaders
1,408
4,096
+190.9%
TMUs
88
256
+190.9%
ROPs
32
64
+100.0%
Compute Units
22
64
+190.9%
Clocks
Base Clock
—
1250 MHz
Boost Clock
—
1468 MHz
GPU Clock
800 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
GDDR5
HBM2
Memory Bus
256 bit
2048 bit
Bandwidth
160.0 GB/s
512.0 GB/s
Cache
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
4 MB
Performance
Pixel Rate
25.60 GPixel/s
93.95 GPixel/s
Texture Rate
70.40 GTexel/s
375.8 GTexel/s
FP32 (TFLOPS)
2.253 TFLOPS
12.03 TFLOPS
FP64 (TFLOPS)
563.2 GFLOPS (1:4)
751.6 GFLOPS (1:16)
FP16 (TFLOPS)
—
24.05 TFLOPS (2:1)
Power
TDP
200 W
250 W
TDP (W)
200
250
+25.0%
Suggested PSU
550 W
—
Power Connectors
2x 6-pin
None
Architecture
Architecture
TeraScale 3
GCN 5.0
GPU Name
Cayman
Vega 10
Generation
Northern Islands
(HD 6900)
Radeon Pro Mac
(Vega Series)
Process Size
40 nm
14 nm
Transistors
2,640 million
12,500 million
Die Size
389 mm²
495 mm²
Foundry
TSMC
GlobalFoundries
Density
6.8M / mm²
25.3M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_1)
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 x16
Other
Launch Price
299 USD
—
Production
End-of-life
End-of-life
Predecessor
Evergreen
—
Successor
Southern Islands
—