AMD Radeon Instinct MI300A vs AMD Radeon HD 7850
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Mar 2012
Generation
Radeon Instinct
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
—
Boost Clock
2100 MHz
—
Memory Clock
2525 MHz
1200 MHz
Memory
Memory Size
192GB
2GB
Memory Type
HBM3
GDDR5
Memory Bus
8192bit
256bit
Bandwidth
10.3TB/s
153.6GB/s
Render Config
Compute Units
304
16
Shading Units
19456
1024
TMUs
1216
64
ROPs
0
32
Tensor Cores
1216
—
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
16 MB
512 KB
L3 Cache
256 MB
—
Theoretical Performance
Pixel Rate
0 MPixel/s
27.52 GPixel/s
Texture Rate
2554 GTexel/s
55.04 GTexel/s
FP16 (half)
653.7 TFLOPS
—
FP32 (float)
81.72 TFLOPS
1.761 TFLOPS
FP64 (double)
81.72 TFLOPS
110.1 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
Pitcairn
Architecture
CDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
153 billion
2.8 billion
Die Size
1017 mm²
212 mm²
GPU Variant
—
Pitcairn PRO(215-0828062)
Board Design
TDP
750W
130W
Suggested PSU
1150 W
300 W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
1.2
Vulkan
N/A
1.2
Shader Model
N/A
5.1
Benchmark
3DMark Time Spy
—
1,334
3DMark Time Spy Extreme
—
325
▲ Specs Compare
Data sourced from official specifications and benchmark tests.