GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6800 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 GT 440 Mac Edition

CORE STATE GF108

VRAM 1024 MB

CLOCK SPEED —

TDP 65 W

BUS WIDTH 128 bit

ARCHITECTURE Fermi

nm

PROCESS 40 nm

LAUNCH DATE 2011

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,689

N/A

geekbench_metal

199,366

N/A

geekbench_opencl

154,506

N/A

geekbench_vulkan

152,200

N/A

passmark_directx_10

155

N/A

passmark_directx_11

264

N/A

passmark_directx_12

100

N/A

passmark_directx_9

265

N/A

passmark_g2d

1,030

N/A

passmark_g3d

24,980

N/A

passmark_gpu_compute

13,245

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800 XT

GT 440 Mac Edition

Core Specs

Shading Units

4,608

96 -97.9%

Shaders

4,608

96 -97.9%

TMUs

288

16 -94.4%

ROPs

128

4 -96.9%

Compute Units

72

—

SM Count

—

2

Clocks

Base Clock

1825 MHz

—

Boost Clock

2250 MHz

—

GPU Clock

—

810 MHz

Game Clock

2015 MHz

—

Shader Clock

—

1620 MHz

Memory Clock

2000 MHz 16 Gbps effective

667 MHz 1334 Mbps effective

Memory

Memory Size

16 GB

1024 MB

VRAM (MB)

16,384

1,024 -93.8%

Memory Type

GDDR6

DDR3

Memory Bus

256 bit

128 bit

Bandwidth

512.0 GB/s

21.34 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SM)

L2 Cache

4 MB

256 KB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

288.0 GPixel/s

3.240 GPixel/s

Texture Rate

648.0 GTexel/s

12.96 GTexel/s

FP32 (TFLOPS)

20.74 TFLOPS

311.0 GFLOPS

FP64 (TFLOPS)

1,296.0 GFLOPS (1:16)

25.92 GFLOPS (1:12)

FP16 (TFLOPS)

41.47 TFLOPS (2:1)

—

AI/RT

RT Cores

72

—

Power

TDP

300 W

65 W

TDP (W)

300

65 -78.3%

Suggested PSU

700 W

250 W

Power Connectors

2x 8-pin

None

Architecture

Architecture

RDNA 2.0

Fermi

GPU Name

Navi 21

GF108

Generation

Navi II (RX 6000)

GeForce 400

Process Size

7 nm

40 nm

Transistors

26,800 million

585 million

Die Size

520 mm²

116 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

5.0M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

—

OpenCL

2.1

1.1

CUDA

—

2.1

Shader Model

6.8

5.1

Physical

Slot Width

Dual-slot

Single-slot

Length

267 mm 10.5 inches

145 mm 5.7 inches

Height

120 mm 4.7 inches

—

Outputs

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

1x DVI1x HDMI 1.3a1x VGA

Bus Interface

PCIe 4.0 x16

PCIe 1.0 x16

Other

Launch Price

649 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

GeForce 200

Successor

Navi III

GeForce 500

View Radeon RX 6800 XT Details View GeForce GT 440 Mac Edition Details