AMD Radeon HD 7870 XT vs AMD Radeon Instinct MI250
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
Nov 2021
Generation
Southern Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
925 MHz
1000 MHz
Boost Clock
975 MHz
1700 MHz
Memory Clock
1500 MHz
1600 MHz
Memory
Memory Size
2GB
128GB
Memory Type
GDDR5
HBM2e
Memory Bus
256bit
8192bit
Bandwidth
192.0GB/s
3277GB/s
Render Config
Compute Units
24
208
Shading Units
1536
13312
TMUs
96
832
ROPs
32
0
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
16 MB
Theoretical Performance
Pixel Rate
31.20 GPixel/s
0 MPixel/s
Texture Rate
93.60 GTexel/s
1414 GTexel/s
FP32 (float)
2.995 TFLOPS
45.26 TFLOPS
FP64 (double)
748.8 GFLOPS
45.26 TFLOPS
FP16 (half)
-
362.1 TFLOPS
Graphics Processor
GPU Name
Tahiti
Aldebaran
GPU Variant
Tahiti LE(215-0821122)
Aldebaran
Architecture
GCN 1.0
CDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
4.313 billion
58.2 billion
Die Size
352 mm²
Unknown
Board Design
TDP
185W
500W
Suggested PSU
450 W
900 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
1.2
3.0
Vulkan
1.2
N/A
Shader Model
5.1
N/A