NVIDIA GeForce GTX 1080 Ti 12 GB vs NVIDIA GeForce RTX 3090

VS

NVIDIA GeForce GTX 1080 Ti 12 GB NVIDIA GeForce RTX 3090

We compared two Desktop platform GPUs: 12GB VRAM GeForce GTX 1080 Ti 12 GB and 24GB VRAM GeForce RTX 3090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Ti 12 GB 's Advantages

Lower TDP (250W vs 350W)

NVIDIA GeForce RTX 3090 's Advantages

Boost Clock has increased by 1% (1695MHz vs 1670MHz)

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (936.2GB/s vs 528.4GB/s)

7296 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti 12 GB

10.69 TFLOPS

GeForce RTX 3090 +232%

35.58 TFLOPS

GeForce GTX 1080 Ti 12 GB

VS

GeForce RTX 3090

Graphics Card

Unknown

Release Date

Sep 2020

GeForce 10

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1557 MHz

Base Clock

1395 MHz

1670 MHz

Boost Clock

1695 MHz

1376 MHz

Memory Clock

1219 MHz

Memory

12GB

Memory Size

24GB

GDDR5X

Memory Type

GDDR6X

384bit

Memory Bus

384bit

528.4GB/s

Bandwidth

936.2GB/s

Render Config

25

SM Count

82

-

Compute Units

-

3200

Shading Units

10496

200

TMUs

328

80

ROPs

112

-

Tensor Cores

328

-

RT Cores

82

48 KB (per SM)

L1 Cache

128 KB (per SM)

0 MB

L2 Cache

6 MB

Theoretical Performance

133.6 GPixel/s

Pixel Rate

189.8 GPixel/s

334.0 GTexel/s

Texture Rate

556.0 GTexel/s

167.0 GFLOPS

FP16 (half)

35.58 TFLOPS

10.69 TFLOPS

FP32 (float)

35.58 TFLOPS

334.0 GFLOPS

FP64 (double)

556.0 GFLOPS

Graphics Processor

GP102

GPU Name

GA102

-

GPU Variant

GA102-300-A1

Pascal

Architecture

Ampere

TSMC

Foundry

Samsung

16 nm

Process Size

8 nm

11.8 billion

Transistors

28.3 billion

471 mm²

Die Size

628 mm²

Board Design

250W

TDP

350W

600 W

Suggested PSU

750 W

1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 12-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

6.1

CUDA

8.6

6.7

Shader Model

6.6

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