GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6900 XT

CORE STATE Navi 21

VRAM 16 GB

CLOCK SPEED 2250 MHz

TDP 300 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

NVIDIA

GEFORCE

GeForce 6800 GS

CORE STATE NV40

VRAM 256 MB

CLOCK SPEED —

TDP —

BUS WIDTH 256 bit

ARCHITECTURE Curie

nm

PROCESS 130 nm

LAUNCH DATE 2005

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

4,079

N/A

geekbench_metal

207,444

N/A

geekbench_opencl

167,057

N/A

geekbench_vulkan

166,636

N/A

passmark_directx_10

167

N/A

passmark_directx_11

279

N/A

passmark_directx_12

113

N/A

passmark_directx_9

268

N/A

passmark_g2d

1,055

N/A

passmark_g3d

26,732

N/A

passmark_gpu_compute

14,547

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6900 XT

6800 GS

Core Specs

Shading Units

5,120

—

Shaders

5,120

—

TMUs

320

12 -96.3%

ROPs

128

12 -90.6%

Compute Units

80

—

Clocks

Base Clock

1825 MHz

—

Boost Clock

2250 MHz

—

GPU Clock

—

350 MHz

Game Clock

2015 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

500 MHz 1000 Mbps effective

Memory

Memory Size

16 GB

256 MB

VRAM (MB)

16,384

256 -98.4%

Memory Type

GDDR6

GDDR3

Memory Bus

256 bit

256 bit

Bandwidth

512.0 GB/s

32.00 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

4 MB

—

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

288.0 GPixel/s

4.200 GPixel/s

Texture Rate

720.0 GTexel/s

4.200 GTexel/s

FP32 (TFLOPS)

23.04 TFLOPS

—

FP64 (TFLOPS)

1,440.0 GFLOPS (1:16)

—

FP16 (TFLOPS)

46.08 TFLOPS (2:1)

—

AI/RT

RT Cores

80

—

Power

TDP

300 W

—

TDP (W)

300

—

Suggested PSU

700 W

200 W

Power Connectors

2x 8-pin

1x Molex

Architecture

Architecture

RDNA 2.0

Curie

GPU Name

Navi 21

NV40

Generation

Navi II (RX 6000)

GeForce 6 AGP (6800)

Process Size

7 nm

130 nm

Transistors

26,800 million

222 million

Die Size

520 mm²

287 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

773.5K / mm²

API Support

DirectX

12 Ultimate (12_2)

9.0c (9_3)

OpenGL

4.6

2.0.3 (full) 2.1 (partial)

Vulkan

1.4

—

OpenCL

2.1

—

Shader Model

6.8

3.0

Physical

Slot Width

Triple-slot

Single-slot

Length

267 mm 10.5 inches

—

Height

120 mm 4.7 inches

—

Outputs

1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C

1x DVI1x VGA1x S-Video

Bus Interface

PCIe 4.0 x16

AGP 8x

Other

Launch Price

999 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

GeForce FX

Successor

Navi III

GeForce 7 AGP

View Radeon RX 6900 XT Details View GeForce 6800 GS Details