AMD Radeon RX 6600 vs AMD Radeon R7 250X

VS

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

Main Differences

AMD Radeon RX 6600 's Advantages

Released 7 years and 8 months late

Boost Clock2491MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (224.0GB/s vs 72.00GB/s)

1152 additional rendering cores

AMD Radeon R7 250X 's Advantages

Lower TDP (80W vs 132W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 +634%

8.928 TFLOPS

Radeon R7 250X

1.216 TFLOPS

Radeon RX 6600

VS

Radeon R7 250X

Graphics Card

Oct 2021

Release Date

Feb 2014

Navi II

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1626 MHz

Base Clock

-

2491 MHz

Boost Clock

-

1750 MHz

Memory Clock

1125 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

28

Compute Units

10

1792

Shading Units

640

112

TMUs

40

64

ROPs

16

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

159.4 GPixel/s

Pixel Rate

15.20 GPixel/s

279.0 GTexel/s

Texture Rate

38.00 GTexel/s

17.86 TFLOPS

FP16 (half)

-

8.928 TFLOPS

FP32 (float)

1216 GFLOPS

558.0 GFLOPS

FP64 (double)

76.00 GFLOPS

Graphics Processor

Navi 23

GPU Name

Cape Verde

Navi 23 XL (215-130000016)

GPU Variant

Cape Verde XT

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

Board Design

132W

TDP

80W

300 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

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

-

CUDA

-

6.5

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon RX 6600 vs NVIDIA GeForce RTX 4060

2

AMD Radeon RX 6600 vs AMD Radeon RX 6600 XT

3

AMD Radeon RX 6600 vs AMD Radeon RX 7600

4

AMD Radeon RX 6600 vs NVIDIA GeForce RTX 3060 8 GB

5

NVIDIA GeForce GTX 1660 SUPER vs AMD Radeon RX 6600

6

AMD Radeon RX 6600 vs AMD Radeon RX 5600 XT

7

NVIDIA GeForce RTX 2060 SUPER vs AMD Radeon RX 6600

8

AMD Radeon RX 6600 vs NVIDIA TITAN RTX

9

AMD Radeon RX 6600 vs ATI Radeon HD 2400 PRO AGP

10

AMD Radeon RX 6600 vs ATI FirePro V7750