Radeon R9 280 vs Radeon Instinct MI325X
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 288GB VRAM Radeon Instinct MI325X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280 's Advantages
Lower TDP (200W vs 1000W)
Radeon Instinct MI325X 's Advantages
Released 10 years and 7 months late
Boost Clock has increased by 125% (2100MHz vs 933MHz)
More VRAM (288GB vs 3GB)
Larger VRAM bandwidth (10.3TB/s vs 240.0GB/s)
17664 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 280
3344
Radeon Instinct MI325X
+2343%
81720
Graphics Card
Mar 2014
Release Date
Oct 2024
Volcanic Islands
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
827 MHz
Base Clock
1000 MHz
933 MHz
Boost Clock
2100 MHz
1250 MHz
Memory Clock
2525 MHz
Memory
3GB
Memory Size
288GB
GDDR5
Memory Type
HBM3e
384bit
Memory Bus
8192bit
240.0GB/s
Bandwidth
10.3TB/s
Render Config
28
Compute Units
304
1792
Shading Units
19456
112
TMUs
1216
32
ROPs
0
-
Tensor Cores
1216
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
29.86 GPixel/s
Pixel Rate
0 MPixel/s
104.5 GTexel/s
Texture Rate
2553.6 GTexel/s
-
FP16 (half)
653.7 TFLOPS
3.344 TFLOPS
FP32 (float)
81.72 TFLOPS
836.0 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
200W
TDP
1000W
550 W
Suggested PSU
1400 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
Tahiti
GPU Name
Aqua Vanjaram
Tahiti PRO3
(215-0821330)
GPU Variant
-
GCN 1.0
Architecture
CDNA 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
5 nm
4.313 billion
Transistors
153 billion
352 mm²
Die Size
1017 mm²
Graphics Features
12 (11_1)
DirectX
N/A
4.6
OpenGL
N/A
1.2
OpenCL
3.0
1.2
Vulkan
N/A
5.1
Shader Model
N/A
