GPU Comparison

NVIDIA

GEFORCE

NVIDIA GeForce GTX 970

CORE STATE GM204

VRAM 4 GB

CLOCK SPEED 1178 MHz

TDP 148 W

BUS WIDTH 256 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

VS

NVIDIA

GEFORCE

Quadro K620

CORE STATE GM107

VRAM 2 GB

CLOCK SPEED 1124 MHz

TDP 45 W

BUS WIDTH 128 bit

ARCHITECTURE Maxwell

nm

PROCESS 28 nm

LAUNCH DATE 2014

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

369

N/A

geekbench_metal

13,595

N/A

geekbench_opencl

28,528

6,693

geekbench_vulkan

31,001

5,879

passmark_directx_10

46

N/A

passmark_directx_11

71

N/A

passmark_directx_12

41

N/A

passmark_directx_9

143

N/A

passmark_g2d

764

N/A

passmark_g3d

9,638

N/A

passmark_gpu_compute

4,073

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

GTX 970

Quadro K620

Core Specs

Shading Units

1,664

384 -76.9%

Shaders

1,664

384 -76.9%

TMUs

104

24 -76.9%

ROPs

56

16 -71.4%

Clocks

Base Clock

1050 MHz

1058 MHz

Boost Clock

1178 MHz

1124 MHz

Memory Clock

1753 MHz 7 Gbps effective

900 MHz 1800 Mbps effective

Memory

Memory Size

4 GB

2 GB

VRAM (MB)

4,096

2,048 -50.0%

Memory Type

GDDR5

DDR3

Memory Bus

256 bit

128 bit

Bandwidth

224.4 GB/s

28.80 GB/s

Cache

L1 Cache

48 KB (per SMM)

64 KB (per SMM)

L2 Cache

2 MB

2 MB

Performance

Pixel Rate

65.97 GPixel/s

17.98 GPixel/s

Texture Rate

122.5 GTexel/s

26.98 GTexel/s

FP32 (TFLOPS)

3.920 TFLOPS

863.2 GFLOPS

FP64 (TFLOPS)

122.5 GFLOPS (1:32)

26.98 GFLOPS (1:32)

Power

TDP

148 W

45 W

TDP (W)

148

45 -69.6%

Suggested PSU

300 W

200 W

Power Connectors

2x 6-pin

None

Architecture

Architecture

Maxwell 2.0

Maxwell

GPU Name

GM204

GM107

Generation

GeForce 900

Quadro Kepler (Kx200)

Process Size

28 nm

28 nm

Transistors

5,200 million

1,870 million

Die Size

398 mm²

148 mm²

Foundry

TSMC

TSMC

Density

13.1M / mm²

12.6M / mm²

API Support

DirectX

12 (12_1)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

3.0

3.0

CUDA

5.2

5.0

Shader Model

6.8

6.7 (5.1)

Physical

Slot Width

Dual-slot

Single-slot

Length

267 mm 10.5 inches

160 mm 6.3 inches

Height

111 mm 4.4 inches

69 mm 2.7 inches

Outputs

1x DVI1x HDMI 2.03x DisplayPort 1.2

1x DVI1x DisplayPort 1.2

Bus Interface

PCIe 3.0 x16

PCIe 2.0 x16

Other

Launch Price

329 USD

—

Production

End-of-life

End-of-life

Predecessor

GeForce 700

Quadro Fermi

Successor

GeForce 10

Quadro Maxwell

View GeForce GTX 970 Details View Quadro K620 Details