GeForce RTX 4080 vs Radeon HD 3450 PCI
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 512MB VRAM Radeon HD 3450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Released 14 years and 8 months late
Boost Clock2505MHz
More VRAM (16GB vs 512GB)
Larger VRAM bandwidth (716.8GB/s vs 6.400GB/s)
9688 additional rendering cores
Radeon HD 3450 PCI 's Advantages
Lower TDP (25W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080
+101441%
48740
Radeon HD 3450 PCI
48
Graphics Card
Sep 2022
Release Date
Jan 2008
GeForce 40
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCI
Clock Speeds
2205 MHz
Base Clock
-
2505 MHz
Boost Clock
-
1400 MHz
Memory Clock
400 MHz
Memory
16GB
Memory Size
512MB
GDDR6X
Memory Type
DDR2
256bit
Memory Bus
64bit
716.8GB/s
Bandwidth
6.400GB/s
Render Config
-
Compute Units
2
76
SM Count
-
9728
Shading Units
40
304
TMUs
4
112
ROPs
4
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
-
64 MB
L2 Cache
64 KB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
2.400 GPixel/s
761.5 GTexel/s
Texture Rate
2.400 GTexel/s
48.74 TFLOPS
FP16 (half)
-
48.74 TFLOPS
FP32 (float)
48.00 GFLOPS
761.5 GFLOPS
FP64 (double)
-
Board Design
320W
TDP
25W
700 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x S-Video
1x 16-pin
Power Connectors
None
Graphics Processor
AD103
GPU Name
RV620
AD103-300-A1
GPU Variant
RV620 LE
Ada Lovelace
Architecture
TeraScale
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
45.9 billion
Transistors
0.181 billion
379 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
-
6.7
Shader Model
4.1
