NVIDIA GeForce RTX 4090 vs AMD Radeon R9 270 1024SP

VS

NVIDIA GeForce RTX 4090 AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Released 7 years and 6 months late

Boost Clock has increased by 172% (2520MHz vs 925MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (1008GB/s vs 153.6GB/s)

15360 additional rendering cores

AMD Radeon R9 270 1024SP 's Advantages

Lower TDP (150W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +4260%

82.58 TFLOPS

Radeon R9 270 1024SP

1.894 TFLOPS

GeForce RTX 4090

VS

Radeon R9 270 1024SP

Graphics Card

Sep 2022

Release Date

Mar 2015

GeForce 40

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2235 MHz

Base Clock

900 MHz

2520 MHz

Boost Clock

925 MHz

1313 MHz

Memory Clock

1200 MHz

Memory

24GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

256bit

1008GB/s

Bandwidth

153.6GB/s

Render Config

128

SM Count

-

Compute Units

16

16384

Shading Units

1024

512

TMUs

64

176

ROPs

32

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

72 MB

L2 Cache

512 KB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

29.60 GPixel/s

1290 GTexel/s

Texture Rate

59.20 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

1.894 TFLOPS

1290 GFLOPS

FP64 (double)

118.4 GFLOPS

Graphics Processor

AD102

GPU Name

Pitcairn

AD102-300-A1

GPU Variant

Pitcairn PRO (215-0828062)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

2.8 billion

609 mm²

Die Size

212 mm²

Board Design

450W

TDP

150W

850 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 16-pin

Power Connectors

1x 6-pin

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

8.9

CUDA

-

6.7

Shader Model

5.1

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