AMD Radeon HD 7990 vs AMD Radeon Instinct MI100
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Nov 2020
Generation
Southern Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
950 MHz
1000 MHz
Boost Clock
1000 MHz
1502 MHz
Memory Clock
1500 MHz
1200 MHz
Memory
Memory Size
3GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
4096bit
Bandwidth
288.0GB/s
1229GB/s
Render Config
Compute Units
32
120
Shading Units
2048
7680
TMUs
128
480
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
8 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
96.13 GPixel/s
Texture Rate
128.0 GTexel/s
721.0 GTexel/s
FP32 (float)
4.096 TFLOPS
23.07 TFLOPS
FP64 (double)
1024 GFLOPS
11.54 TFLOPS
FP16 (half)
-
184.6 TFLOPS
Graphics Processor
GPU Name
Malta
Arcturus
GPU Variant
Malta XT(215-0849026)
Arcturus XL
Architecture
GCN 1.0
CDNA 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
4.313 billion
25.6 billion
Die Size
365 mm²
750 mm²
Board Design
TDP
375W
300W
Suggested PSU
750 W
700 W
Outputs
1x DVI4x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
1.2
2.1
Vulkan
1.2
N/A
Shader Model
5.1
N/A