NVIDIA GeForce RTX 3090 vs AMD Radeon R9 270X

VS

NVIDIA GeForce RTX 3090

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 2GB VRAM Radeon R9 270X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

Released 6 years and 11 months late

Boost Clock has increased by 61% (1695MHz vs 1050MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (936.2GB/s vs 179.2GB/s)

9216 additional rendering cores

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +1223%

35.58 TFLOPS

Radeon R9 270X

2.688 TFLOPS

3DMark Time Spy

GeForce RTX 3090 +1027%

19948

Radeon R9 270X

1769

GeForce RTX 3090

VS

Radeon R9 270X

Graphics Card

Sep 2020

Release Date

Oct 2013

GeForce 30

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1395 MHz

Base Clock

1000 MHz

1695 MHz

Boost Clock

1050 MHz

1219 MHz

Memory Clock

1400 MHz

Memory

24GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

256bit

936.2GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

82

SM Count

-

10496

Shading Units

1280

328

TMUs

80

112

ROPs

32

328

Tensor Cores

-

82

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

512 KB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

33.60 GPixel/s

556.0 GTexel/s

Texture Rate

84.00 GTexel/s

35.58 TFLOPS

FP16 (half)

-

35.58 TFLOPS

FP32 (float)

2.688 TFLOPS

556.0 GFLOPS

FP64 (double)

168.0 GFLOPS

Board Design

350W

TDP

180W

750 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 12-pin

Power Connectors

2x 6-pin

Graphics Processor

GA102

GPU Name

Curacao

GA102-300-A1

GPU Variant

Curacao XT (215-0848004)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

2.8 billion

628 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

5.1

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