AMD Radeon RX 6600 XT vs AMD Radeon R7 250

VS

AMD Radeon RX 6600 XT

AMD Radeon R7 250

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

Main Differences

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

AMD Radeon R7 250 's Advantages

Lower TDP (55W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +1378%

10.6 TFLOPS

Radeon R7 250

0.717 TFLOPS

Radeon RX 6600 XT

VS

Radeon R7 250

Graphics Card

Jul 2021

Release Date

Oct 2013

Navi II

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1968 MHz

Base Clock

-

2589 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

28.80GB/s

Render Config

32

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

64

ROPs

16

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

11.20 GPixel/s

331.4 GTexel/s

Texture Rate

22.40 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

716.8 GFLOPS

662.8 GFLOPS

FP64 (double)

44.80 GFLOPS

Board Design

160W

TDP

55W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Cape Verde

Navi 23 XT (215-130000006)

GPU Variant

Cape Verde PRO

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

1.5 billion

237 mm²

Die Size

123 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

-

6.7

Shader Model

5.1

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