AMD Radeon RX 6600 XT vs AMD Radeon R7 250X

VS

AMD Radeon RX 6600 XT

AMD Radeon R7 250X

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT 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 XT 's Advantages

Released 7 years and 5 months late

Boost Clock2589MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 72.00GB/s)

1408 additional rendering cores

AMD Radeon R7 250X 's Advantages

Lower TDP (80W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +771%

10.6 TFLOPS

Radeon R7 250X

1.216 TFLOPS

Radeon RX 6600 XT

VS

Radeon R7 250X

Graphics Card

Jul 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

1968 MHz

Base Clock

-

2589 MHz

Boost Clock

-

2000 MHz

Memory Clock

1125 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

72.00GB/s

Render Config

32

Compute Units

10

-

2048

Shading Units

640

128

TMUs

40

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

15.20 GPixel/s

331.4 GTexel/s

Texture Rate

38.00 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

1216 GFLOPS

662.8 GFLOPS

FP64 (double)

76.00 GFLOPS

Board Design

160W

TDP

80W

450 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 Processor

Navi 23

GPU Name

Cape Verde

Navi 23 XT (215-130000006)

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

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

Related GPU Comparisons

1

AMD Radeon RX 6600 XT vs AMD FirePro D300

2

AMD Radeon RX 6600 XT vs ATI Radeon HD 3470

3

AMD Radeon RX 6600 XT vs AMD Radeon RX 6750 GRE

4

AMD Radeon RX 6600 XT vs AMD Radeon VII

5

AMD Radeon RX 6600 XT vs AMD Radeon HD 6610

6

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 3070 Ti 8 GB GA102

7

AMD Radeon RX 6600 XT vs NVIDIA GeForce 9600 GT

8

AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 1060 8 GB GDDR5X

9

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 4080 12 GB

10

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 4090 D

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps