AMD Radeon RX 6750 XT vs AMD Radeon R9 270 1024SP

VS

AMD Radeon RX 6750 XT

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 XT and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6750 XT 's Advantages

Released 7 years late

Boost Clock has increased by 181% (2600MHz vs 925MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432.0GB/s vs 153.6GB/s)

1536 additional rendering cores

AMD Radeon R9 270 1024SP 's Advantages

Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6750 XT +602%

13.31 TFLOPS

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon RX 6750 XT

VS

Radeon R9 270 1024SP

Graphics Card

Mar 2022

Release Date

Mar 2015

Navi II

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2150 MHz

Base Clock

900 MHz

2600 MHz

Boost Clock

925 MHz

2250 MHz

Memory Clock

1200 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

153.6GB/s

Render Config

40

Compute Units

16

-

2560

Shading Units

1024

160

TMUs

64

ROPs

32

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

512 KB

96 MB

L3 Cache

-

Theoretical Performance

166.4 GPixel/s

Pixel Rate

29.60 GPixel/s

416.0 GTexel/s

Texture Rate

59.20 GTexel/s

26.62 TFLOPS

FP16 (half)

-

13.31 TFLOPS

FP32 (float)

1.894 TFLOPS

832.0 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

250W

TDP

150W

600 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 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 22

GPU Name

Pitcairn

Navi 22 KXT (215-127000144)

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

2.8 billion

335 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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