Home GPU Comparison NVIDIA GeForce RTX 4090 vs NVIDIA GeForce RTX 2080 Ti

NVIDIA GeForce RTX 4090 vs NVIDIA GeForce RTX 2080 Ti

NVIDIA GeForce RTX 4090
VS
NVIDIA GeForce RTX 2080 Ti
NVIDIA GeForce RTX 4090 NVIDIA GeForce RTX 2080 Ti
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 11GB VRAM GeForce RTX 2080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages
Released 4 years late
Boost Clock has increased by 63% (2520MHz vs 1545MHz)
More VRAM (24GB vs 11GB)
12032 additional rendering cores
NVIDIA GeForce RTX 2080 Ti 's Advantages
Larger VRAM bandwidth (616.0TB/s vs 1.01TB/s)
Lower TDP (250W vs 450W)

Score

Benchmark

FP32 (float)
GeForce RTX 4090 +513%
82.58 TFLOPS
GeForce RTX 2080 Ti
13.45 TFLOPS
3DMark Time Spy
GeForce RTX 4090 +150%
36549
GeForce RTX 2080 Ti
14593
Shadow of the Tomb Raider 2160p
GeForce RTX 4090 +218%
185
GeForce RTX 2080 Ti
58
Shadow of the Tomb Raider 1440p
GeForce RTX 4090 +156%
280
GeForce RTX 2080 Ti
109
Shadow of the Tomb Raider 1080p
GeForce RTX 4090 +109%
304
GeForce RTX 2080 Ti
145
Cyberpunk 2077 2160p
GeForce RTX 4090 +88%
94
GeForce RTX 2080 Ti
50
Cyberpunk 2077 1440p
GeForce RTX 4090 +198%
185
GeForce RTX 2080 Ti
62
Cyberpunk 2077 1080p
GeForce RTX 4090 +126%
195
GeForce RTX 2080 Ti
86
Battlefield 5 2160p
GeForce RTX 4090 +129%
186
GeForce RTX 2080 Ti
81
Battlefield 5 1440p
GeForce RTX 4090 +47%
203
GeForce RTX 2080 Ti
138
Battlefield 5 1080p
GeForce RTX 4090 +12%
213
GeForce RTX 2080 Ti
190
GTA 5 2160p
GeForce RTX 4090 +85%
167
GeForce RTX 2080 Ti
90
GTA 5 1440p
GeForce RTX 4090 +26%
185
GeForce RTX 2080 Ti
146
GTA 5 1080p
GeForce RTX 4090 +3%
186
GeForce RTX 2080 Ti
180
Horizon Forbidden West 1080p
GeForce RTX 4090 +103%
159
GeForce RTX 2080 Ti
78
Horizon Forbidden West 1440p
GeForce RTX 4090 +121%
135
GeForce RTX 2080 Ti
61
Horizon Forbidden West 2160p
GeForce RTX 4090 +142%
92
GeForce RTX 2080 Ti
38
GeForce RTX 4090
VS
GeForce RTX 2080 Ti

Graphics Card

Sep 2022
Release Date
Sep 2018
GeForce 40
Generation
GeForce 20
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

2235 MHz
Base Clock
1350 MHz
2520 MHz
Boost Clock
1545 MHz
1313 MHz
Memory Clock
1750 MHz

Memory

24GB
Memory Size
11GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
352bit
1.01TB/s
Bandwidth
616.0GB/s

Render Config

128
SM Count
68
-
Compute Units
-
16384
Shading Units
4352
512
TMUs
272
176
ROPs
88
512
Tensor Cores
544
128
RT Cores
68
128 KB (per SM)
L1 Cache
64 KB (per SM)
72 MB
L2 Cache
0 MB

Theoretical Performance

443.5 GPixel/s
Pixel Rate
136.0 GPixel/s
1290 GTexel/s
Texture Rate
420.2 GTexel/s
82.58 TFLOPS
FP16 (half)
26.90 TFLOPS
82.58 TFLOPS
FP32 (float)
13.45 TFLOPS
1290 GFLOPS
FP64 (double)
420.2 GFLOPS

Graphics Processor

AD102
GPU Name
TU102
AD102-300-A1
GPU Variant
TU102-300A-K1-A1
Ada Lovelace
Architecture
Turing
TSMC
Foundry
TSMC
5 nm
Process Size
12 nm
76.3 billion
Transistors
18.6 billion
609 mm²
Die Size
754 mm²

Board Design

450W
TDP
250W
850 W
Suggested PSU
600 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C
1x 16-pin
Power Connectors
2x 8-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
7.5
6.7
Shader Model
6.6

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