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

NVIDIA

GEFORCE

GeForce GTX 970M

CORE STATE GM204

VRAM 6 GB

CLOCK SPEED 1038 MHz

TDP —

BUS WIDTH 192 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

PERFORMANCE BENCHMARKS

geekbench_opencl

3,802

18,991

3dmark_3dmark_steel_nomad_dx12

N/A

472

geekbench_vulkan

N/A

18,516

passmark_directx_10

N/A

28

passmark_directx_11

N/A

42

passmark_directx_12

N/A

24

passmark_directx_9

N/A

99

passmark_g2d

N/A

381

passmark_g3d

N/A

5,704

passmark_gpu_compute

N/A

2,289

DETAILED SPECIFICATIONS

SPECIFICATION

HD 6770

GTX 970M

Core Specs

Shading Units

800

1,280 +60.0%

Shaders

800

1,280 +60.0%

TMUs

40

80 +100.0%

ROPs

16

48 +200.0%

Compute Units

10

—

Clocks

Base Clock

—

924 MHz

Boost Clock

—

1038 MHz

GPU Clock

850 MHz

—

Memory Clock

1200 MHz 4.8 Gbps effective

1253 MHz 5 Gbps effective

Memory

Memory Size

1024 MB

6 GB

VRAM (MB)

1,024

6,144 +500.0%

Memory Type

GDDR5

GDDR5

Memory Bus

128 bit

192 bit

Bandwidth

76.80 GB/s

120.3 GB/s

Cache

L1 Cache

8 KB (per CU)

48 KB (per SMM)

L2 Cache

256 KB

1536 KB

Performance

Pixel Rate

13.60 GPixel/s

49.82 GPixel/s

Texture Rate

34.00 GTexel/s

83.04 GTexel/s

FP32 (TFLOPS)

1,360.0 GFLOPS

2.657 TFLOPS

FP64 (TFLOPS)

—

83.04 GFLOPS (1:32)

Power

TDP

108 W

—

TDP (W)

108

—

Suggested PSU

300 W

—

Power Connectors

1x 6-pin

None

Architecture

Architecture

TeraScale 2

Maxwell 2.0

GPU Name

Juniper

GM204

Generation

Northern Islands (HD 6700)

GeForce 900M

Process Size

40 nm

28 nm

Transistors

1,040 million

5,200 million

Die Size

166 mm²

398 mm²

Foundry

TSMC

TSMC

Density

6.3M / mm²

13.1M / mm²

API Support

DirectX

11.2 (11_0)

12 (12_1)

OpenGL

4.4

4.6

Vulkan

—

1.4

OpenCL

1.2

3.0

CUDA

—

5.2

Shader Model

5.0

6.8

Physical

Slot Width

Dual-slot

MXM Module

Length

198 mm 7.8 inches

—

Outputs

2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1

Portable Device Dependent

Bus Interface

PCIe 2.0 x16

MXM-B (3.0)

Other

Launch Price

129 USD

—

Production

End-of-life

End-of-life

Predecessor

Evergreen

GeForce 800M

Successor

Southern Islands

GeForce 10 Mobile

View Radeon HD 6770 Details View GeForce GTX 970M Details