AMD Radeon HD 7870 GHz Edition vs AMD Instinct MI300X
GPU Specs Compare
Graphics Card
Release Date
Mar 2012
Dec 2023
Generation
Southern Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1200 MHz
2525 MHz
Base Clock
-
1000 MHz
Boost Clock
-
2100 MHz
Memory
Memory Size
2GB
192GB
Memory Type
GDDR5
HBM3
Memory Bus
256bit
8192bit
Bandwidth
153.6GB/s
10.3TB/s
Render Config
Compute Units
20
304
Shading Units
1280
19456
TMUs
80
1216
ROPs
32
0
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
16 MB
L3 Cache
-
256 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
0 MPixel/s
Texture Rate
80.00 GTexel/s
2553.6 GTexel/s
FP32 (float)
2.560 TFLOPS
81.72 TFLOPS
FP64 (double)
160.0 GFLOPS
81.72 TFLOPS
FP16 (half)
-
653.7 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Aqua Vanjaram
GPU Variant
Pitcairn XT(215-0828047)
-
Architecture
GCN 1.0
CDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.8 billion
153 billion
Die Size
212 mm²
1017 mm²
Board Design
TDP
175W
750W
Suggested PSU
450 W
1150 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
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