AMD Radeon R9 270 1024SP vs NVIDIA GeForce RTX 3080

VS

AMD Radeon R9 270 1024SP

NVIDIA GeForce RTX 3080

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 10GB VRAM GeForce RTX 3080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Lower TDP (150W vs 320W)

NVIDIA GeForce RTX 3080 's Advantages

Released 5 years and 6 months late

Boost Clock has increased by 85% (1710MHz vs 925MHz)

More VRAM (10GB vs 2GB)

Larger VRAM bandwidth (760.3GB/s vs 153.6GB/s)

7680 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

GeForce RTX 3080 +1471%

29.77 TFLOPS

Radeon R9 270 1024SP

VS

GeForce RTX 3080

Graphics Card

Mar 2015

Release Date

Sep 2020

Volcanic Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

1440 MHz

925 MHz

Boost Clock

1710 MHz

1200 MHz

Memory Clock

1188 MHz

Memory

2GB

Memory Size

10GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

320bit

153.6GB/s

Bandwidth

760.3GB/s

Render Config

16

Compute Units

-

SM Count

68

1024

Shading Units

8704

64

TMUs

272

32

ROPs

96

-

Tensor Cores

272

-

RT Cores

68

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

5 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

164.2 GPixel/s

59.20 GTexel/s

Texture Rate

465.1 GTexel/s

-

FP16 (half)

29.77 TFLOPS

1.894 TFLOPS

FP32 (float)

29.77 TFLOPS

118.4 GFLOPS

FP64 (double)

465.1 GFLOPS

Board Design

150W

TDP

320W

450 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 12-pin

Graphics Processor

Pitcairn

GPU Name

GA102

Pitcairn PRO (215-0828062)

GPU Variant

GA102-200-KD-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.8 billion

Transistors

28.3 billion

212 mm²

Die Size

628 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.6

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