NVIDIA GeForce GTX 460 X2 vs AMD Radeon RX 6800 XT

VS

NVIDIA GeForce GTX 460 X2

AMD Radeon RX 6800 XT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 X2 and 16GB VRAM Radeon RX 6800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 460 X2 's Advantages

Lower TDP (160W vs 300W)

AMD Radeon RX 6800 XT 's Advantages

Released 9 years and 7 months late

Boost Clock2250MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 115.2GB/s)

4272 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 460 X2

0.942 TFLOPS

Radeon RX 6800 XT +2101%

20.74 TFLOPS

GeForce GTX 460 X2

VS

Radeon RX 6800 XT

Graphics Card

Mar 2011

Release Date

Oct 2020

GeForce 400

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2250 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

72

7

SM Count

-

336

Shading Units

4608

56

TMUs

288

32

ROPs

128

-

RT Cores

72

64 KB (per SM)

L1 Cache

128 KB per Array

512 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

9.814 GPixel/s

Pixel Rate

288.0 GPixel/s

39.26 GTexel/s

Texture Rate

648.0 GTexel/s

-

FP16 (half)

41.47 TFLOPS

941.5 GFLOPS

FP32 (float)

20.74 TFLOPS

78.46 GFLOPS

FP64 (double)

1296 GFLOPS

Board Design

160W

TDP

300W

450 W

Suggested PSU

700 W

3x DVI 1x mini-HDMI 1.3a

Outputs

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

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GF104

GPU Name

Navi 21

GF104-300-KB-A1

GPU Variant

Navi 21 XT (215-121000177)

Fermi

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.95 billion

Transistors

26.8 billion

332 mm²

Die Size

520 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

2.1

CUDA

-

5.1

Shader Model

6.5

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