AMD Radeon R9 280 vs AMD Radeon Instinct MI325X
GPU Specs Compare
Graphics Card
Release Date
Mar 2014
Oct 2024
Generation
Volcanic Islands
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
827 MHz
1000 MHz
Boost Clock
933 MHz
2100 MHz
Memory Clock
1250 MHz
1500 MHz
Memory
Memory Size
3GB
256GB
Memory Type
GDDR5
HBM3e
Memory Bus
384bit
8192bit
Bandwidth
240.0GB/s
6.14TB/s
Render Config
Compute Units
28
304
Shading Units
1792
19456
TMUs
112
1216
ROPs
32
0
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
16 MB
Tensor Cores
-
1216
L3 Cache
-
256 MB
Theoretical Performance
Pixel Rate
29.86 GPixel/s
0 MPixel/s
Texture Rate
104.5 GTexel/s
2553.6 GTexel/s
FP32 (float)
3.344 TFLOPS
81.72 TFLOPS
FP64 (double)
836.0 GFLOPS
40.86 TFLOPS
FP16 (half)
-
81.72 TFLOPS
Graphics Processor
GPU Name
Tahiti
Aqua Vanjaram
GPU Variant
Tahiti PRO3(215-0821330)
-
Architecture
GCN 1.0
CDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
153 billion
Die Size
352 mm²
1017 mm²
Board Design
TDP
200W
1000W
Suggested PSU
550 W
1400 W
Outputs
1x DVI2x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-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