AMD Radeon R9 285 vs AMD Radeon Instinct MI100
GPU · Specs Compare
Graphics Card
Release Date
Sep 2014
Nov 2020
Generation
Volcanic Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
1200 MHz
Base Clock
—
1000 MHz
Boost Clock
—
1502 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
256bit
4096bit
Bandwidth
176.0GB/s
1229GB/s
Render Config
Compute Units
28
120
Shading Units
1792
7680
TMUs
112
480
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
8 MB
Theoretical Performance
Pixel Rate
29.38 GPixel/s
96.13 GPixel/s
Texture Rate
102.8 GTexel/s
721.0 GTexel/s
FP16 (half)
3.290 TFLOPS
184.6 TFLOPS
FP32 (float)
3.290 TFLOPS
23.07 TFLOPS
FP64 (double)
205.6 GFLOPS
11.54 TFLOPS
Graphics Processor
GPU Name
Tonga
Arcturus
GPU Variant
Tonga PRO(215-0851128)
Arcturus XL
Architecture
GCN 3.0
CDNA 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
25.6 billion
Die Size
366 mm²
750 mm²
Board Design
TDP
190W
300W
Suggested PSU
450 W
700 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
2.1
Vulkan
1.2.170
N/A
Shader Model
6.5
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.