AMD Radeon Instinct MI250X vs AMD Radeon HD 6990M
GPU · Specs Compare
Graphics Card
Release Date
Nov 2021
Jul 2011
Generation
Radeon Instinct
Vancouver
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1000 MHz
—
Boost Clock
1700 MHz
—
Memory Clock
1600 MHz
900 MHz
Memory
Memory Size
128GB
2GB
Memory Type
HBM2e
GDDR5
Memory Bus
8192bit
256bit
Bandwidth
3277GB/s
115.2GB/s
Render Config
Compute Units
220
14
Shading Units
14080
1120
TMUs
880
56
ROPs
0
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
16 MB
512 KB
Theoretical Performance
Pixel Rate
0 MPixel/s
22.88 GPixel/s
Texture Rate
1496 GTexel/s
40.04 GTexel/s
FP16 (half)
383.0 TFLOPS
—
FP32 (float)
47.87 TFLOPS
1.602 TFLOPS
FP64 (double)
47.87 TFLOPS
—
Graphics Processor
GPU Name
Aldebaran
Blackcomb
GPU Variant
Aldebaran XT
Blackcomb XTX(216-0811030)
Architecture
CDNA 2.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
6 nm
40 nm
Transistors
58.2 billion
1.7 billion
Die Size
Unknown
212 mm²
Board Design
TDP
500W
100W
Suggested PSU
900 W
—
Outputs
No outputs
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
N/A
11.2 (11_0)
OpenGL
N/A
4.4
OpenCL
3.0
1.2
Vulkan
N/A
N/A
Shader Model
N/A
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.