GPU Comparison

A

AMD

RADEON

AMD Radeon HD 6770

CORE STATE Juniper

VRAM 1024 MB

CLOCK SPEED —

TDP 108 W

BUS WIDTH 128 bit

ARCHITECTURE TeraScale 2

nm

PROCESS 40 nm

LAUNCH DATE 2011

VS

A

AMD

RADEON

Radeon Pro W6800X

CORE STATE Navi 21

VRAM 32 GB

CLOCK SPEED 2087 MHz

TDP 200 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

3,802

123,773

geekbench_metal

N/A

196,844

DETAILED SPECIFICATIONS

SPECIFICATION

HD 6770

Pro W6800X

Core Specs

Shading Units

800

3,840 +380.0%

Shaders

800

3,840 +380.0%

TMUs

40

240 +500.0%

ROPs

16

96 +500.0%

Compute Units

10

60 +500.0%

Clocks

Base Clock

—

1800 MHz

Boost Clock

—

2087 MHz

GPU Clock

850 MHz

—

Memory Clock

1200 MHz 4.8 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

1024 MB

32 GB

VRAM (MB)

1,024

32,768 +3100.0%

Memory Type

GDDR5

GDDR6

Memory Bus

128 bit

256 bit

Bandwidth

76.80 GB/s

512.0 GB/s

Cache

L1 Cache

8 KB (per CU)

128 KB per Array

L2 Cache

256 KB

4 MB

L3 Cache

—

128 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

13.60 GPixel/s

200.4 GPixel/s

Texture Rate

34.00 GTexel/s

500.9 GTexel/s

FP32 (TFLOPS)

1,360.0 GFLOPS

16.03 TFLOPS

FP64 (TFLOPS)

—

1,001.8 GFLOPS (1:16)

FP16 (TFLOPS)

—

32.06 TFLOPS (2:1)

AI/RT

RT Cores

—

60

Power

TDP

108 W

200 W

TDP (W)

108

200 +85.2%

Suggested PSU

300 W

550 W

Power Connectors

1x 6-pin

Apple MPX

Architecture

Architecture

TeraScale 2

RDNA 2.0

GPU Name

Juniper

Navi 21

Generation

Northern Islands (HD 6700)

Radeon Pro Mac (Navi II Series)

Process Size

40 nm

7 nm

Transistors

1,040 million

26,800 million

Die Size

166 mm²

520 mm²

Foundry

TSMC

TSMC

Density

6.3M / mm²

51.5M / mm²

API Support

DirectX

11.2 (11_0)

12 Ultimate (12_2)

OpenGL

4.4

4.6

Vulkan

—

1.4

OpenCL

1.2

2.1

Shader Model

5.0

6.8

Physical

Slot Width

Dual-slot

Quad-slot

Length

198 mm 7.8 inches

267 mm 10.5 inches

Height

—

120 mm 4.7 inches

Outputs

2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1

1x HDMI 2.14x Thunderbolt

Bus Interface

PCIe 2.0 x16

Apple MPX

Other

Launch Price

129 USD

2,799 USD

Production

End-of-life

End-of-life

Predecessor

Evergreen

—

Successor

Southern Islands

—

View Radeon HD 6770 Details View Radeon Pro W6800X Details