AMD Radeon Instinct MI250X vs AMD Radeon HD 6990
GPU Specs Compare
Graphics Card
Release Date
Nov 2021
Mar 2011
Generation
Radeon Instinct
Northern Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1000 MHz
-
Boost Clock
1700 MHz
-
Memory Clock
1600 MHz
1250 MHz
Memory
Memory Size
128GB
2GB
Memory Type
HBM2e
GDDR5
Memory Bus
8192bit
256bit
Bandwidth
3277GB/s
160.0GB/s
Render Config
Compute Units
220
24
Shading Units
14080
1536
TMUs
880
96
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
26.56 GPixel/s
Texture Rate
1496 GTexel/s
79.68 GTexel/s
FP16 (half)
383.0 TFLOPS
-
FP32 (float)
47.87 TFLOPS
2.550 TFLOPS
FP64 (double)
47.87 TFLOPS
637.4 GFLOPS
Graphics Processor
GPU Name
Aldebaran
Antilles
GPU Variant
Aldebaran XT
Antilles XT(215-0807027)
Architecture
CDNA 2.0
TeraScale 3
Foundry
TSMC
TSMC
Process Size
6 nm
40 nm
Transistors
58.2 billion
2.64 billion
Die Size
Unknown
389 mm²
Board Design
TDP
500W
375W
Suggested PSU
900 W
750 W
Outputs
No outputs
1x DVI4x mini-DisplayPort 1.2
Power Connectors
2x 8-pin
2x 8-pin
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