AMD Radeon HD 6950 vs AMD Radeon Instinct MI300X
GPU · Specs Compare
Graphics Card
Release Date
Dec 2010
Dec 2023
Generation
Northern Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1250 MHz
1300 MHz
Base Clock
—
1000 MHz
Boost Clock
—
2100 MHz
Memory
Memory Size
2GB
192GB
Memory Type
GDDR5
HBM3
Memory Bus
256bit
8192bit
Bandwidth
160.0GB/s
5.32TB/s
Render Config
Compute Units
22
304
Shading Units
1408
19456
TMUs
88
1216
ROPs
32
0
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
16 MB
Tensor Cores
—
1216
L3 Cache
—
256 MB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
0 MPixel/s
Texture Rate
70.40 GTexel/s
2553.6 GTexel/s
FP32 (float)
2.253 TFLOPS
81.72 TFLOPS
FP64 (double)
563.2 GFLOPS
40.86 TFLOPS
FP16 (half)
—
81.72 TFLOPS
Graphics Processor
GPU Name
Cayman
Aqua Vanjaram
GPU Variant
Cayman PRO(215-0807019)
—
Architecture
TeraScale 3
CDNA 3.0
Foundry
TSMC
TSMC
Process Size
40 nm
5 nm
Transistors
2.64 billion
153 billion
Die Size
389 mm²
1017 mm²
Board Design
TDP
200W
750W
Suggested PSU
550 W
1150 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
N/A
OpenGL
4.4
N/A
OpenCL
1.2
3.0
Vulkan
N/A
N/A
Shader Model
5.0
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.