AMD Radeon R7 250 vs AMD Radeon RX 6600 XT

VS

AMD Radeon R7 250

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250 and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250 's Advantages

Lower TDP (55W vs 160W)

AMD Radeon RX 6600 XT 's Advantages

Released 7 years and 9 months late

Boost Clock2589MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 28.80GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 250

0.717 TFLOPS

Radeon RX 6600 XT +1378%

10.6 TFLOPS

Radeon R7 250

VS

Radeon RX 6600 XT

Graphics Card

Oct 2013

Release Date

Jul 2021

Volcanic Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1968 MHz

-

Boost Clock

2589 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

256.0GB/s

Render Config

8

Compute Units

32

-

512

Shading Units

2048

32

TMUs

128

16

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

165.7 GPixel/s

22.40 GTexel/s

Texture Rate

331.4 GTexel/s

-

FP16 (half)

21.21 TFLOPS

716.8 GFLOPS

FP32 (float)

10.60 TFLOPS

44.80 GFLOPS

FP64 (double)

662.8 GFLOPS

Board Design

55W

TDP

160W

250 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Cape Verde

GPU Name

Navi 23

Cape Verde PRO

GPU Variant

Navi 23 XT (215-130000006)

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.5 billion

Transistors

11.06 billion

123 mm²

Die Size

237 mm²

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

-

5.1

Shader Model

6.7

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