Home GPU Comparison NVIDIA GeForce RTX 4080 vs AMD Radeon 550X 640SP

NVIDIA GeForce RTX 4080 vs AMD Radeon 550X 640SP

NVIDIA GeForce RTX 4080
VS
AMD Radeon 550X 640SP
NVIDIA GeForce RTX 4080 AMD Radeon 550X 640SP
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 's Advantages
Released 4 years and 5 months late
Boost Clock has increased by 134% (2505MHz vs 1071MHz)
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (716.8GB/s vs 48.00GB/s)
9088 additional rendering cores
AMD Radeon 550X 640SP 's Advantages
Lower TDP (50W vs 320W)

Score

Benchmark

FP32 (float)
GeForce RTX 4080 +3455%
48.74 TFLOPS
Radeon 550X 640SP
1.371 TFLOPS
GeForce RTX 4080
VS
Radeon 550X 640SP

Graphics Card

Sep 2022
Release Date
Apr 2018
GeForce 40
Generation
Polaris
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

2205 MHz
Base Clock
1019 MHz
2505 MHz
Boost Clock
1071 MHz
1400 MHz
Memory Clock
1500 MHz

Memory

16GB
Memory Size
4GB
GDDR6X
Memory Type
GDDR5
256bit
Memory Bus
64bit
716.8GB/s
Bandwidth
48.00GB/s

Render Config

76
SM Count
-
-
Compute Units
10
9728
Shading Units
640
304
TMUs
40
112
ROPs
16
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
256 KB

Theoretical Performance

280.6 GPixel/s
Pixel Rate
17.14 GPixel/s
761.5 GTexel/s
Texture Rate
42.84 GTexel/s
48.74 TFLOPS
FP16 (half)
1371 GFLOPS
48.74 TFLOPS
FP32 (float)
1371 GFLOPS
761.5 GFLOPS
FP64 (double)
85.68 GFLOPS

Graphics Processor

AD103
GPU Name
Lexa
AD103-300-A1
GPU Variant
Lexa PRO (215-0904018)
Ada Lovelace
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
5 nm
Process Size
14 nm
45.9 billion
Transistors
2.2 billion
379 mm²
Die Size
103 mm²

Board Design

320W
TDP
50W
700 W
Suggested PSU
250 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
1x 16-pin
Power Connectors
None

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
8.9
CUDA
-
6.7
Shader Model
6.4

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