GeForce RTX 4090 vs Radeon HD 3450 AGP
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 512MB VRAM Radeon HD 3450 AGP 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 8 months late
Boost Clock2520MHz
More VRAM (24GB vs 512GB)
Larger VRAM bandwidth (1.01TB/s vs 8.000GB/s)
16344 additional rendering cores
Radeon HD 3450 AGP 's Advantages
Lower TDP (25W vs 450W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090
+171941%
82580
Radeon HD 3450 AGP
48
Graphics Card
Sep 2022
Release Date
Jan 2008
GeForce 40
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
AGP 8x
Clock Speeds
2235 MHz
Base Clock
-
2520 MHz
Boost Clock
-
1313 MHz
Memory Clock
500 MHz
Memory
24GB
Memory Size
512MB
GDDR6X
Memory Type
DDR2
384bit
Memory Bus
64bit
1.01TB/s
Bandwidth
8.000GB/s
Render Config
-
Compute Units
2
128
SM Count
-
16384
Shading Units
40
512
TMUs
4
176
ROPs
4
512
Tensor Cores
-
128
RT Cores
-
128 KB (per SM)
L1 Cache
-
72 MB
L2 Cache
64 KB
Theoretical Performance
443.5 GPixel/s
Pixel Rate
2.400 GPixel/s
1290 GTexel/s
Texture Rate
2.400 GTexel/s
82.58 TFLOPS
FP16 (half)
-
82.58 TFLOPS
FP32 (float)
48.00 GFLOPS
1290 GFLOPS
FP64 (double)
-
Board Design
450W
TDP
25W
850 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x 16-pin
Power Connectors
1x Molex
Graphics Processor
AD102
GPU Name
RV620
AD102-300-A1
GPU Variant
RV620 LE
Ada Lovelace
Architecture
TeraScale
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
76.3 billion
Transistors
0.181 billion
609 mm²
Die Size
67 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
