GeForce RTX 4090 vs Radeon X1650
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 256MB VRAM Radeon X1650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4090 's Advantages
Released 14 years and 10 months late
Boost Clock2520MHz
More VRAM (24GB vs 256GB)
Larger VRAM bandwidth (1.01TB/s vs 6.400GB/s)
16384 additional rendering cores
Score
Graphics Card
Sep 2022
Release Date
Nov 2007
GeForce 40
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
2235 MHz
Base Clock
-
2520 MHz
Boost Clock
-
1313 MHz
Memory Clock
400 MHz
Memory
24GB
Memory Size
256MB
GDDR6X
Memory Type
DDR2
384bit
Memory Bus
64bit
1.01TB/s
Bandwidth
6.400GB/s
Render Config
128
SM Count
-
16384
Shading Units
-
512
TMUs
4
176
ROPs
4
512
Tensor Cores
-
128
RT Cores
-
128 KB (per SM)
L1 Cache
-
72 MB
L2 Cache
-
Theoretical Performance
443.5 GPixel/s
Pixel Rate
2.540 GPixel/s
1290 GTexel/s
Texture Rate
2.540 GTexel/s
82.58 TFLOPS
FP16 (half)
-
82.58 TFLOPS
FP32 (float)
-
1290 GFLOPS
FP64 (double)
-
Board Design
450W
TDP
Unknown
850 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x VGA
1x S-Video
1x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
RV516
AD102-300-A1
GPU Variant
-
Ada Lovelace
Architecture
Ultra-Threaded SE
TSMC
Foundry
UMC
5 nm
Process Size
90 nm
76.3 billion
Transistors
0.105 billion
609 mm²
Die Size
100 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.9
CUDA
-
6.8
Shader Model
3.0
