AMD Radeon R9 270 1024SP vs AMD Radeon RX 6700

VS

AMD Radeon R9 270 1024SP AMD Radeon RX 6700

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 10GB VRAM Radeon RX 6700 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 175W)

AMD Radeon RX 6700 's Advantages

Released 6 years and 3 months late

Boost Clock has increased by 165% (2450MHz vs 925MHz)

More VRAM (10GB vs 2GB)

Larger VRAM bandwidth (320.0GB/s vs 153.6GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon RX 6700 +496%

11.29 TFLOPS

Radeon R9 270 1024SP

VS

Radeon RX 6700

Graphics Card

Mar 2015

Release Date

Jun 2021

Volcanic Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

1941 MHz

925 MHz

Boost Clock

2450 MHz

1200 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

10GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

160bit

153.6GB/s

Bandwidth

320.0GB/s

Render Config

-

SM Count

-

16

Compute Units

36

1024

Shading Units

2304

64

TMUs

144

32

ROPs

64

-

Tensor Cores

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

3 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

156.8 GPixel/s

59.20 GTexel/s

Texture Rate

352.8 GTexel/s

-

FP16 (half)

22.58 TFLOPS

1.894 TFLOPS

FP32 (float)

11.29 TFLOPS

118.4 GFLOPS

FP64 (double)

705.6 GFLOPS

Graphics Processor

Pitcairn

GPU Name

Navi 22

Pitcairn PRO (215-0828062)

GPU Variant

Navi 22 XTL

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

17.2 billion

212 mm²

Die Size

335 mm²

Board Design

150W

TDP

175W

450 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 6-pin

Power Connectors

1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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