AMD Radeon RX 6750 XT vs ATI Radeon X1550 PCI

VS

AMD Radeon RX 6750 XT

ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 XT and 256MB VRAM Radeon X1550 PCI 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 15 years and 2 months late

Boost Clock2600MHz

More VRAM (12GB vs 256GB)

Larger VRAM bandwidth (432.0GB/s vs 4.256GB/s)

2560 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 250W)

Score

Radeon RX 6750 XT

VS

Radeon X1550 PCI

Graphics Card

Mar 2022

Release Date

Jan 2007

Navi II

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

2150 MHz

Base Clock

-

2600 MHz

Boost Clock

-

2250 MHz

Memory Clock

266 MHz

Memory

12GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

192bit

Memory Bus

64bit

432.0GB/s

Bandwidth

4.256GB/s

Render Config

40

Compute Units

-

2560

Shading Units

-

160

TMUs

4

64

ROPs

4

-

40

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

-

96 MB

L3 Cache

-

Theoretical Performance

166.4 GPixel/s

Pixel Rate

1.808 GPixel/s

416.0 GTexel/s

Texture Rate

1.808 GTexel/s

26.62 TFLOPS

FP16 (half)

-

13.31 TFLOPS

FP32 (float)

-

832.0 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

27W

600 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Navi 22

GPU Name

RV516

Navi 22 KXT (215-127000144)

GPU Variant

-

RDNA 2.0

Architecture

R500

TSMC

Foundry

UMC

7 nm

Process Size

80 nm

17.2 billion

Transistors

0.107 billion

335 mm²

Die Size

100 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

3.0

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