NVIDIA GeForce RTX 4080 vs AMD Radeon R9 270X

VS

NVIDIA GeForce RTX 4080

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 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 4080 's Advantages

Released 8 years and 11 months late

Boost Clock has increased by 139% (2505MHz vs 1050MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (716.8GB/s vs 179.2GB/s)

8448 additional rendering cores

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 +1713%

48.74 TFLOPS

Radeon R9 270X

2.688 TFLOPS

3DMark Time Spy

GeForce RTX 4080 +1498%

28272

Radeon R9 270X

1769

GeForce RTX 4080

VS

Radeon R9 270X

Graphics Card

Sep 2022

Release Date

Oct 2013

GeForce 40

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2205 MHz

Base Clock

1000 MHz

2505 MHz

Boost Clock

1050 MHz

1400 MHz

Memory Clock

1400 MHz

Memory

16GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

716.8GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

76

SM Count

-

9728

Shading Units

1280

304

TMUs

80

112

ROPs

32

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

512 KB

-

Theoretical Performance

280.6 GPixel/s

Pixel Rate

33.60 GPixel/s

761.5 GTexel/s

Texture Rate

84.00 GTexel/s

48.74 TFLOPS

FP16 (half)

-

48.74 TFLOPS

FP32 (float)

2.688 TFLOPS

761.5 GFLOPS

FP64 (double)

168.0 GFLOPS

Board Design

320W

TDP

180W

700 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

2x 6-pin

Graphics Processor

AD103

GPU Name

Curacao

AD103-300-A1

GPU Variant

Curacao XT (215-0848004)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

45.9 billion

Transistors

2.8 billion

379 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

8.9

CUDA

-

6.7

Shader Model

5.1

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