NVIDIA GeForce GTX 490 vs AMD Radeon Instinct MI300A
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 192GB VRAM Radeon Instinct MI300A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 490 's Advantages
Lower TDP (365W vs 750W)
AMD Radeon Instinct MI300A 's Advantages
Boost Clock2100MHz
More VRAM (192GB vs 1536GB)
Larger VRAM bandwidth (10.3TB/s vs 164.0GB/s)
18976 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 490
1.166 TFLOPS
Radeon Instinct MI300A
+6908%
81.72 TFLOPS
Graphics Card
Unknown
Release Date
Dec 2023
GeForce 400
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
-
Base Clock
1000 MHz
-
Boost Clock
2100 MHz
854 MHz
Memory Clock
2525 MHz
Memory
1536MB
Memory Size
192GB
GDDR5
Memory Type
HBM3
384bit
Memory Bus
8192bit
164.0GB/s
Bandwidth
10.3TB/s
Render Config
-
Compute Units
304
15
SM Count
-
480
Shading Units
19456
60
TMUs
1216
48
ROPs
0
-
Tensor Cores
1216
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
18.24 GPixel/s
Pixel Rate
0 MPixel/s
36.48 GTexel/s
Texture Rate
2554 GTexel/s
-
FP16 (half)
653.7 TFLOPS
1166 GFLOPS
FP32 (float)
81.72 TFLOPS
145.8 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
365W
TDP
750W
750 W
Suggested PSU
1150 W
3x DVI
1x mini-DisplayPort
Outputs
No outputs
2x 8-pin
Power Connectors
None
Graphics Processor
GF100
GPU Name
Aqua Vanjaram
GF100-375-A3
GPU Variant
-
Fermi
Architecture
CDNA 3.0
TSMC
Foundry
TSMC
40 nm
Process Size
5 nm
3.1 billion
Transistors
153 billion
529 mm²
Die Size
1017 mm²
Graphics Features
12 (11_0)
DirectX
N/A
4.6
OpenGL
N/A
1.1
OpenCL
3.0
N/A
Vulkan
N/A
2.0
CUDA
-
5.1
Shader Model
N/A
