NVIDIA GeForce RTX 3090 vs NVIDIA GeForce RTX 3080 12 GB

VS

NVIDIA GeForce RTX 3090

NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (936.2GB/s vs 912.4GB/s)

1536 additional rendering cores

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 1 years and 4 months late

Boost Clock has increased by 1% (1710MHz vs 1695MHz)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +16%

35.58 TFLOPS

GeForce RTX 3080 12 GB

30.64 TFLOPS

3DMark Time Spy

GeForce RTX 3090 +5%

19948

GeForce RTX 3080 12 GB

18851

Shadow of the Tomb Raider 2160p

GeForce RTX 3090 +5%

93

GeForce RTX 3080 12 GB

88

Shadow of the Tomb Raider 1440p

GeForce RTX 3090 +1%

154

GeForce RTX 3080 12 GB

151

Shadow of the Tomb Raider 1080p

GeForce RTX 3090 +4%

200

GeForce RTX 3080 12 GB

191

Cyberpunk 2077 2160p

GeForce RTX 3090 +8%

66

GeForce RTX 3080 12 GB

61

Cyberpunk 2077 1440p

GeForce RTX 3090 +9%

79

GeForce RTX 3080 12 GB

72

Cyberpunk 2077 1080p

GeForce RTX 3090 +7%

114

GeForce RTX 3080 12 GB

106

Battlefield 5 2160p

GeForce RTX 3090 +6%

116

GeForce RTX 3080 12 GB

109

Battlefield 5 1440p

GeForce RTX 3090 +2%

189

GeForce RTX 3080 12 GB

184

Battlefield 5 1080p

GeForce RTX 3090

199

GeForce RTX 3080 12 GB

198

GTA 5 2160p

GeForce RTX 3090 +39%

131

GeForce RTX 3080 12 GB

94

GTA 5 1440p

GeForce RTX 3090 +28%

182

GeForce RTX 3080 12 GB

142

GTA 5 1080p

GeForce RTX 3090 +21%

209

GeForce RTX 3080 12 GB

172

GeForce RTX 3090

VS

GeForce RTX 3080 12 GB

Graphics Card

Sep 2020

Release Date

Jan 2022

GeForce 30

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1395 MHz

Base Clock

1260 MHz

1695 MHz

Boost Clock

1710 MHz

1219 MHz

Memory Clock

1188 MHz

Memory

24GB

Memory Size

12GB

GDDR6X

Memory Type

GDDR6X

384bit

Memory Bus

384bit

936.2GB/s

Bandwidth

912.4GB/s

Render Config

-

82

SM Count

70

10496

Shading Units

8960

328

TMUs

280

112

ROPs

96

328

Tensor Cores

280

82

RT Cores

70

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

5 MB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

164.2 GPixel/s

556.0 GTexel/s

Texture Rate

478.8 GTexel/s

35.58 TFLOPS

FP16 (half)

30.64 TFLOPS

35.58 TFLOPS

FP32 (float)

30.64 TFLOPS

556.0 GFLOPS

FP64 (double)

478.8 GFLOPS

Board Design

350W

TDP

350W

750 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 12-pin

Power Connectors

1x 12-pin

Graphics Processor

GA102

GPU Name

GA102

GA102-300-A1

GPU Variant

GA102-220-A1

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

28.3 billion

Transistors

28.3 billion

628 mm²

Die Size

628 mm²

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

8.6

CUDA

8.6

6.6

Shader Model

6.6

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