GPU Comparison

NVIDIA

GEFORCE

NVIDIA GeForce 840M

CORE STATE GM108S

VRAM 2 GB

CLOCK SPEED 1124 MHz

TDP 33 W

BUS WIDTH 64 bit

ARCHITECTURE Maxwell

nm

PROCESS 28 nm

LAUNCH DATE 2014

VS

NVIDIA

GEFORCE

Quadro P4000

CORE STATE GP104

VRAM 8 GB

CLOCK SPEED 1480 MHz

TDP 105 W

BUS WIDTH 256 bit

ARCHITECTURE Pascal

nm

PROCESS 16 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

geekbench_opencl

5,764

41,037

geekbench_vulkan

4,636

41,652

3dmark_3dmark_steel_nomad_dx12

N/A

1,115

passmark_directx_10

N/A

66

passmark_directx_11

N/A

86

passmark_directx_12

N/A

40

passmark_directx_9

N/A

181

passmark_g2d

N/A

786

passmark_g3d

N/A

11,466

passmark_gpu_compute

N/A

4,913

DETAILED SPECIFICATIONS

SPECIFICATION

840M

Quadro P4000

Core Specs

Shading Units

384

1,792 +366.7%

Shaders

384

1,792 +366.7%

TMUs

16

112 +600.0%

ROPs

8

64 +700.0%

SM Count

—

14

Clocks

Base Clock

1029 MHz

1202 MHz

Boost Clock

1124 MHz

1480 MHz

Memory Clock

1001 MHz 2 Gbps effective

1901 MHz 7.6 Gbps effective

Memory

Memory Size

2 GB

8 GB

VRAM (MB)

2,048

8,192 +300.0%

Memory Type

DDR3

GDDR5

Memory Bus

64 bit

256 bit

Bandwidth

16.02 GB/s

243.3 GB/s

Cache

L1 Cache

64 KB (per SMM)

48 KB (per SM)

L2 Cache

1024 KB

2 MB

Performance

Pixel Rate

8.992 GPixel/s

94.72 GPixel/s

Texture Rate

17.98 GTexel/s

165.8 GTexel/s

FP32 (TFLOPS)

863.2 GFLOPS

5.304 TFLOPS

FP64 (TFLOPS)

26.98 GFLOPS (1:32)

165.8 GFLOPS (1:32)

FP16 (TFLOPS)

—

82.88 GFLOPS (1:64)

Power

TDP

33 W

105 W

TDP (W)

33

105 +218.2%

Suggested PSU

—

300 W

Power Connectors

None

1x 6-pin

Architecture

Architecture

Maxwell

Pascal

GPU Name

GM108S

GP104

Generation

GeForce 800M

Quadro Pascal (Px000)

Process Size

28 nm

16 nm

Transistors

1,020 million

7,200 million

Die Size

77 mm²

314 mm²

Foundry

TSMC

TSMC

Density

13.2M / mm²

22.9M / mm²

API Support

DirectX

12 (11_0)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

3.0

3.0

CUDA

5.0

6.1

Shader Model

6.7 (5.1)

6.8

Physical

Slot Width

IGP

Single-slot

Length

—

241 mm 9.5 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

4x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x8

PCIe 3.0 x16

Other

Launch Price

—

815 USD

Production

End-of-life

End-of-life

Predecessor

GeForce 700M

Quadro Maxwell

Successor

GeForce 900M

Quadro Volta

View GeForce 840M Details View Quadro P4000 Details