AMD Radeon RX 6950 XT vs NVIDIA GeForce 6800

VS

AMD Radeon RX 6950 XT

NVIDIA GeForce 6800

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 256MB VRAM GeForce 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6950 XT 's Advantages

Released 17 years and 6 months late

Boost Clock2310MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (576.0GB/s vs 19.20GB/s)

5120 additional rendering cores

Score

Radeon RX 6950 XT

VS

GeForce 6800

Graphics Card

May 2022

Release Date

Nov 2004

Navi II

Generation

GeForce 6 PCIe

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1860 MHz

Base Clock

-

2310 MHz

Boost Clock

-

2250 MHz

Memory Clock

300 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

DDR

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

19.20GB/s

Render Config

80

Compute Units

-

5120

Shading Units

-

320

TMUs

12

128

ROPs

8

-

80

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

-

128 MB

L3 Cache

-

Theoretical Performance

295.7 GPixel/s

Pixel Rate

2.600 GPixel/s

739.2 GTexel/s

Texture Rate

3.900 GTexel/s

47.31 TFLOPS

FP16 (half)

-

23.65 TFLOPS

FP32 (float)

-

1478 GFLOPS

FP64 (double)

-

Board Design

335W

TDP

Unknown

700 W

Suggested PSU

200 W

1x HDMI 2.1 2x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

NV41

Navi 21 KXTX (215-121000289)

GPU Variant

-

RDNA 2.0

Architecture

Curie

TSMC

Foundry

TSMC

7 nm

Process Size

130 nm

26.8 billion

Transistors

0.19 billion

520 mm²

Die Size

225 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

3.0

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