AMD Radeon RX 6900 XTX vs AMD Radeon R7 250XE

VS

AMD Radeon RX 6900 XTX

AMD Radeon R7 250XE

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 1024MB VRAM Radeon R7 250XE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock2435MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 72.00GB/s)

4480 additional rendering cores

AMD Radeon R7 250XE 's Advantages

Lower TDP (80W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX +2164%

24.93 TFLOPS

Radeon R7 250XE

1.101 TFLOPS

Radeon RX 6900 XTX

VS

Radeon R7 250XE

Graphics Card

Unknown

Release Date

Aug 2014

Navi II

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2435 MHz

Boost Clock

-

2250 MHz

Memory Clock

1125 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

72.00GB/s

Render Config

80

Compute Units

10

-

5120

Shading Units

640

320

TMUs

40

128

ROPs

16

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

311.7 GPixel/s

Pixel Rate

13.76 GPixel/s

779.2 GTexel/s

Texture Rate

34.40 GTexel/s

49.87 TFLOPS

FP16 (half)

-

24.93 TFLOPS

FP32 (float)

1101 GFLOPS

1.558 TFLOPS

FP64 (double)

68.80 GFLOPS

Board Design

330W

TDP

80W

700 W

Suggested PSU

250 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

Cape Verde

Navi 21 XTXH (215-121000247)

GPU Variant

Cape Verde XT

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

1.5 billion

520 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

-

6.5

Shader Model

5.1

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