GPU Comparison

NVIDIA

GEFORCE

NVIDIA GeForce GTX 660 Ti

CORE STATE GK104

VRAM 2 GB

CLOCK SPEED 980 MHz

TDP 150 W

BUS WIDTH 192 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2012

VS

NVIDIA

GEFORCE

Quadro M4000

CORE STATE GM204

VRAM 8 GB

CLOCK SPEED —

TDP 120 W

BUS WIDTH 256 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 28 nm

LAUNCH DATE 2015

PERFORMANCE BENCHMARKS

geekbench_opencl

15,095

20,128

geekbench_vulkan

15,511

24,640

3dmark_3dmark_steel_nomad_dx12

N/A

680

passmark_directx_10

N/A

33

passmark_directx_11

N/A

49

passmark_directx_12

N/A

26

passmark_directx_9

N/A

113

passmark_g2d

N/A

673

passmark_g3d

N/A

6,680

passmark_gpu_compute

N/A

2,660

DETAILED SPECIFICATIONS

SPECIFICATION

GTX 660 Ti

Quadro M4000

Core Specs

Shading Units

1,344

1,664 +23.8%

Shaders

1,344

1,664 +23.8%

TMUs

112

104 -7.1%

ROPs

24

64 +166.7%

Clocks

Base Clock

915 MHz

—

Boost Clock

980 MHz

—

GPU Clock

—

773 MHz

Memory Clock

1502 MHz 6 Gbps effective

1502 MHz 6 Gbps effective

Memory

Memory Size

2 GB

8 GB

VRAM (MB)

2,048

8,192 +300.0%

Memory Type

GDDR5

GDDR5

Memory Bus

192 bit

256 bit

Bandwidth

144.2 GB/s

192.3 GB/s

Cache

L1 Cache

16 KB (per SMX)

48 KB (per SMM)

L2 Cache

384 KB

2 MB

Performance

Pixel Rate

27.44 GPixel/s

49.47 GPixel/s

Texture Rate

109.8 GTexel/s

80.39 GTexel/s

FP32 (TFLOPS)

2.634 TFLOPS

2.573 TFLOPS

FP64 (TFLOPS)

109.8 GFLOPS (1:24)

80.39 GFLOPS (1:32)

Power

TDP

150 W

120 W

TDP (W)

150

120 -20.0%

Suggested PSU

450 W

300 W

Power Connectors

2x 6-pin

1x 6-pin

Architecture

Architecture

Kepler

Maxwell 2.0

GPU Name

GK104

GM204

Generation

GeForce 600

Quadro Maxwell (Mx000)

Process Size

28 nm

28 nm

Transistors

3,540 million

5,200 million

Die Size

294 mm²

398 mm²

Foundry

TSMC

TSMC

Density

12.0M / mm²

13.1M / mm²

API Support

DirectX

12 (11_0)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.2.175

1.4

OpenCL

3.0

3.0

CUDA

3.0

5.2

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

Dual-slot

Single-slot

Length

241 mm 9.5 inches

241 mm 9.5 inches

Height

—

111 mm 4.4 inches

Outputs

2x DVI1x HDMI 1.4a1x DisplayPort 1.2

4x DisplayPort 1.2

Bus Interface

PCIe 3.0 x16

PCIe 3.0 x16

Other

Launch Price

299 USD

—

Production

End-of-life

End-of-life

Predecessor

GeForce 500

Quadro Kepler

Successor

GeForce 700

Quadro Pascal

View GeForce GTX 660 Ti Details View Quadro M4000 Details