Home GPU Comparison NVIDIA GeForce RTX 4090 vs NVIDIA GeForce RTX 3080

NVIDIA GeForce RTX 4090 vs NVIDIA GeForce RTX 3080

NVIDIA GeForce RTX 4090
VS
NVIDIA GeForce RTX 3080
NVIDIA GeForce RTX 4090 NVIDIA GeForce RTX 3080
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 10GB VRAM GeForce RTX 3080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages
Released 2 years late
Boost Clock has increased by 47% (2520MHz vs 1710MHz)
More VRAM (24GB vs 10GB)
Larger VRAM bandwidth (1010GB/s vs 760.3GB/s)
7680 additional rendering cores
NVIDIA GeForce RTX 3080 's Advantages
Lower TDP (320W vs 450W)

Score

Benchmark

FP32 (float)
GeForce RTX 4090 +177%
82.58 TFLOPS
GeForce RTX 3080
29.77 TFLOPS
3DMark Time Spy
GeForce RTX 4090 +106%
36541
GeForce RTX 3080
17724
Shadow of the Tomb Raider 2160p
GeForce RTX 4090 +134%
185
GeForce RTX 3080
79
Shadow of the Tomb Raider 1440p
GeForce RTX 4090 +101%
280
GeForce RTX 3080
139
Shadow of the Tomb Raider 1080p
GeForce RTX 4090 +67%
304
GeForce RTX 3080
181
Cyberpunk 2077 2160p
GeForce RTX 4090 +54%
94
GeForce RTX 3080
61
Cyberpunk 2077 1440p
GeForce RTX 4090 +156%
185
GeForce RTX 3080
72
Cyberpunk 2077 1080p
GeForce RTX 4090 +83%
195
GeForce RTX 3080
106
Battlefield 5 2160p
GeForce RTX 4090 +73%
186
GeForce RTX 3080
107
Battlefield 5 1440p
GeForce RTX 4090 +25%
203
GeForce RTX 3080
162
Battlefield 5 1080p
GeForce RTX 4090 +12%
213
GeForce RTX 3080
190
GTA 5 2160p
GeForce RTX 4090 +79%
167
GeForce RTX 3080
93
GTA 5 1440p
GeForce RTX 4090 +31%
185
GeForce RTX 3080
141
GTA 5 1080p
GeForce RTX 4090 +8%
186
GeForce RTX 3080
172
Horizon Forbidden West 1080p
GeForce RTX 4090 +67%
159
GeForce RTX 3080
95
Horizon Forbidden West 1440p
GeForce RTX 4090 +80%
135
GeForce RTX 3080
75
Horizon Forbidden West 2160p
GeForce RTX 4090 +84%
92
GeForce RTX 3080
50
GeForce RTX 4090
VS
GeForce RTX 3080

Graphics Card

Sep 2022
Release Date
Sep 2020
GeForce 40
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

2235 MHz
Base Clock
1440 MHz
2520 MHz
Boost Clock
1710 MHz
1313 MHz
Memory Clock
1188 MHz

Memory

24GB
Memory Size
10GB
GDDR6X
Memory Type
GDDR6X
384bit
Memory Bus
320bit
1010GB/s
Bandwidth
760.3GB/s

Render Config

128
SM Count
68
-
Compute Units
-
16384
Shading Units
8704
512
TMUs
272
176
ROPs
96
512
Tensor Cores
272
128
RT Cores
68
128 KB (per SM)
L1 Cache
128 KB (per SM)
72 MB
L2 Cache
5 MB

Theoretical Performance

443.5 GPixel/s
Pixel Rate
164.2 GPixel/s
1290 GTexel/s
Texture Rate
465.1 GTexel/s
82.58 TFLOPS
FP16 (half)
29.77 TFLOPS
82.58 TFLOPS
FP32 (float)
29.77 TFLOPS
1290 GFLOPS
FP64 (double)
465.1 GFLOPS

Graphics Processor

AD102
GPU Name
GA102
AD102-300-A1
GPU Variant
GA102-200-KD-A1
Ada Lovelace
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
76.3 billion
Transistors
28.3 billion
609 mm²
Die Size
628 mm²

Board Design

450W
TDP
320W
850 W
Suggested PSU
700 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 12-pin

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.9
CUDA
8.6
6.7
Shader Model
6.6

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