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

GeForce RTX 3080 Ti

CORE STATE GA102

VRAM 12 GB

CLOCK SPEED 1665 MHz

TDP 350 W

BUS WIDTH 384 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

5,764

191,309

geekbench_vulkan

4,636

171,798

3dmark_3dmark_steel_nomad_dx12

N/A

5,077

passmark_directx_10

N/A

184

passmark_directx_11

N/A

223

passmark_directx_12

N/A

110

passmark_directx_9

N/A

274

passmark_g2d

N/A

1,091

passmark_g3d

N/A

26,896

passmark_gpu_compute

N/A

15,282

DETAILED SPECIFICATIONS

SPECIFICATION

840M

RTX 3080 Ti

Core Specs

Shading Units

384

10,240 +2566.7%

Shaders

384

10,240 +2566.7%

TMUs

16

320 +1900.0%

ROPs

8

112 +1300.0%

SM Count

—

80

Clocks

Base Clock

1029 MHz

1365 MHz

Boost Clock

1124 MHz

1665 MHz

Memory Clock

1001 MHz 2 Gbps effective

1188 MHz 19 Gbps effective

Memory

Memory Size

2 GB

12 GB

VRAM (MB)

2,048

12,288 +500.0%

Memory Type

DDR3

GDDR6X

Memory Bus

64 bit

384 bit

Bandwidth

16.02 GB/s

912.4 GB/s

Cache

L1 Cache

64 KB (per SMM)

128 KB (per SM)

L2 Cache

1024 KB

6 MB

Performance

Pixel Rate

8.992 GPixel/s

186.5 GPixel/s

Texture Rate

17.98 GTexel/s

532.8 GTexel/s

FP32 (TFLOPS)

863.2 GFLOPS

34.10 TFLOPS

FP64 (TFLOPS)

26.98 GFLOPS (1:32)

532.8 GFLOPS (1:64)

FP16 (TFLOPS)

—

34.10 TFLOPS (1:1)

AI/RT

RT Cores

—

80

Tensor Cores

—

320

Power

TDP

33 W

350 W

TDP (W)

33

350 +960.6%

Suggested PSU

—

750 W

Power Connectors

None

1x 12-pin

Architecture

Architecture

Maxwell

Ampere

GPU Name

GM108S

GA102

Generation

GeForce 800M

GeForce 30

Process Size

28 nm

8 nm

Transistors

1,020 million

28,300 million

Die Size

77 mm²

628 mm²

Foundry

TSMC

Samsung

Density

13.2M / mm²

45.1M / mm²

API Support

DirectX

12 (11_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

3.0

3.0

CUDA

5.0

8.6

Shader Model

6.7 (5.1)

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

285 mm 11.2 inches

Height

—

112 mm 4.4 inches

Outputs

Portable Device Dependent

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x8

PCIe 4.0 x16

Other

Launch Price

—

1,199 USD

Production

End-of-life

End-of-life

Predecessor

GeForce 700M

GeForce 20

Successor

GeForce 900M

GeForce 40

View GeForce 840M Details View GeForce RTX 3080 Ti Details