AMD Radeon RX 6800 vs NVIDIA GeForce GTX 275

VS

AMD Radeon RX 6800 NVIDIA GeForce GTX 275

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages

Released 11 years and 9 months late

Boost Clock2105MHz

Larger VRAM bandwidth (512.0GB/s vs 127.0GB/s)

3600 additional rendering cores

NVIDIA GeForce GTX 275 's Advantages

Lower TDP (219W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 +2299%

16.17 TFLOPS

GeForce GTX 275

0.674 TFLOPS

Radeon RX 6800

VS

GeForce GTX 275

Graphics Card

Oct 2020

Release Date

Jan 2009

Navi II

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2105 MHz

Boost Clock

-

2000 MHz

Memory Clock

1134 MHz

Memory

16GB

Memory Size

896MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

448bit

512.0GB/s

Bandwidth

127.0GB/s

Render Config

-

SM Count

30

60

Compute Units

-

3840

Shading Units

240

TMUs

80

96

ROPs

28

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

224 KB

Theoretical Performance

202.1 GPixel/s

Pixel Rate

17.72 GPixel/s

505.2 GTexel/s

Texture Rate

50.64 GTexel/s

32.33 TFLOPS

FP16 (half)

-

16.17 TFLOPS

FP32 (float)

673.9 GFLOPS

1010 GFLOPS

FP64 (double)

84.24 GFLOPS

Graphics Processor

Navi 21

GPU Name

GT200B

Navi 21 XL (215-121000187)

GPU Variant

G200-105-B3

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

26.8 billion

Transistors

1.4 billion

520 mm²

Die Size

470 mm²

Board Design

250W

TDP

219W

600 W

Suggested PSU

550 W

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

Outputs

2x DVI

2x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.3

6.5

Shader Model

4.0

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