GPU Comparison

A

AMD

RADEON

AMD Radeon HD 6850 X2

CORE STATE Barts

VRAM 2 GB

CLOCK SPEED —

TDP 254 W

BUS WIDTH 256 bit

ARCHITECTURE TeraScale 2

nm

PROCESS 40 nm

LAUNCH DATE 2011

VS

NVIDIA

GEFORCE

GeForce RTX 3080

CORE STATE GA102

VRAM 10 GB

CLOCK SPEED 1710 MHz

TDP 320 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_opencl

3,977

167,014

3dmark_3dmark_steel_nomad_dx12

N/A

4,407

geekbench_vulkan

N/A

145,176

passmark_directx_10

N/A

170

passmark_directx_11

N/A

207

passmark_directx_12

N/A

100

passmark_directx_9

N/A

258

passmark_g2d

N/A

1,054

passmark_g3d

N/A

25,086

passmark_gpu_compute

N/A

14,397

DETAILED SPECIFICATIONS

SPECIFICATION

HD 6850 X2

RTX 3080

Core Specs

Shading Units

960

8,704 +806.7%

Shaders

960

8,704 +806.7%

TMUs

48

272 +466.7%

ROPs

32

96 +200.0%

Compute Units

12

—

SM Count

—

68

Clocks

Base Clock

—

1440 MHz

Boost Clock

—

1710 MHz

GPU Clock

800 MHz

—

Memory Clock

1050 MHz 4.2 Gbps effective

1188 MHz 19 Gbps effective

Memory

Memory Size

2 GB

10 GB

VRAM (MB)

2,048

10,240 +400.0%

Memory Type

GDDR5

GDDR6X

Memory Bus

256 bit

320 bit

Bandwidth

134.4 GB/s

760.3 GB/s

Cache

L1 Cache

8 KB (per CU)

128 KB (per SM)

L2 Cache

512 KB

5 MB

Performance

Pixel Rate

25.60 GPixel/s

164.2 GPixel/s

Texture Rate

38.40 GTexel/s

465.1 GTexel/s

FP32 (TFLOPS)

1.536 TFLOPS

29.77 TFLOPS

FP64 (TFLOPS)

—

465.1 GFLOPS (1:64)

FP16 (TFLOPS)

—

29.77 TFLOPS (1:1)

AI/RT

RT Cores

—

68

Tensor Cores

—

272

Power

TDP

254 W

320 W

TDP (W)

254

320 +26.0%

Suggested PSU

600 W

700 W

Power Connectors

2x 8-pin

1x 12-pin

Architecture

Architecture

TeraScale 2

Ampere

GPU Name

Barts

GA102

Generation

Northern Islands (HD 6800)

GeForce 30

Process Size

40 nm

8 nm

Transistors

1,700 million

28,300 million

Die Size

255 mm²

628 mm²

Foundry

TSMC

Samsung

Density

6.7M / mm²

45.1M / mm²

API Support

DirectX

11.2 (11_0)

12 Ultimate (12_2)

OpenGL

4.4

4.6

Vulkan

—

1.4

OpenCL

1.2

3.0

CUDA

—

8.6

Shader Model

5.0

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

—

285 mm 11.2 inches

Height

—

112 mm 4.4 inches

Outputs

2x DVI1x HDMI 1.3a1x DisplayPort 1.1

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 2.0 x16

PCIe 4.0 x16

Other

Launch Price

—

699 USD

Production

End-of-life

End-of-life

Predecessor

Evergreen

GeForce 20

Successor

Southern Islands

GeForce 40

View Radeon HD 6850 X2 Details View GeForce RTX 3080 Details