NVIDIA GeForce RTX 4090 vs ATI Radeon HD 3750
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 512MB VRAM Radeon HD 3750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090 's Advantages
Released 14 years late
Boost Clock2520MHz
More VRAM (24GB vs 512GB)
Larger VRAM bandwidth (1.01TB/s vs 22.18GB/s)
16264 additional rendering cores
ATI Radeon HD 3750 's Advantages
Lower TDP (65W vs 450W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090
+43135%
82.58 TFLOPS
Radeon HD 3750
0.191 TFLOPS
Graphics Card
Sep 2022
Release Date
Sep 2008
GeForce 40
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2235 MHz
Base Clock
-
2520 MHz
Boost Clock
-
1313 MHz
Memory Clock
693 MHz
Memory
24GB
Memory Size
512MB
GDDR6X
Memory Type
GDDR3
384bit
Memory Bus
128bit
1.01TB/s
Bandwidth
22.18GB/s
Render Config
-
Compute Units
3
128
SM Count
-
16384
Shading Units
120
512
TMUs
8
176
ROPs
4
512
Tensor Cores
-
128
RT Cores
-
128 KB (per SM)
L1 Cache
-
72 MB
L2 Cache
128 KB
-
-
-
Theoretical Performance
443.5 GPixel/s
Pixel Rate
3.184 GPixel/s
1290 GTexel/s
Texture Rate
6.368 GTexel/s
82.58 TFLOPS
FP16 (half)
-
82.58 TFLOPS
FP32 (float)
191.0 GFLOPS
1290 GFLOPS
FP64 (double)
-
Board Design
450W
TDP
65W
850 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x S-Video
1x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
RV635
AD102-300-A1
GPU Variant
RV635 PRO
(215-0682008)
Ada Lovelace
Architecture
TeraScale
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
76.3 billion
Transistors
0.378 billion
609 mm²
Die Size
135 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.9
CUDA
-
6.8
Shader Model
4.1
