NVIDIA GeForce GT 555M vs NVIDIA GeForce 840A

VS

NVIDIA GeForce GT 555M

NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 555M 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 16.02GB/s)

NVIDIA GeForce 840A 's Advantages

Released 2 years late

Boost Clock1124MHz

240 additional rendering cores

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 555M

0.389 TFLOPS

GeForce 840A +121%

0.863 TFLOPS

GeForce GT 555M

VS

GeForce 840A

Graphics Card

Mar 2012

Release Date

Mar 2014

GeForce 500M

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1029 MHz

-

Boost Clock

1124 MHz

900 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

16.02GB/s

Render Config

-

2

SM Count

-

144

Shading Units

384

24

TMUs

16

ROPs

8

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

8.992 GPixel/s

16.20 GTexel/s

Texture Rate

17.98 GTexel/s

-

388.8 GFLOPS

FP32 (float)

863.2 GFLOPS

32.40 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

35W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF116

GPU Name

GM108

N12E-GE2-A1

GPU Variant

-

Fermi 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

Unknown

238 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

5.0

5.1

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce GT 555M vs ATI Mobility Radeon HD 2300

2

NVIDIA GeForce GT 555M vs ATI Mobility Radeon HD 3470

3

NVIDIA GeForce GT 555M vs NVIDIA GeForce GTX 850A

4

NVIDIA GeForce GT 555M vs NVIDIA GeForce GTX 1650 Max Q

5

NVIDIA GeForce GT 555M vs AMD Radeon Pro 555X

6

NVIDIA GeForce GT 555M vs AMD Radeon Pro 450

7

NVIDIA GeForce GT 555M vs AMD Radeon 530X Mobile

8

NVIDIA GeForce GT 555M vs AMD Radeon Pro 560

9

NVIDIA GeForce GT 555M vs NVIDIA GeForce GTS 160M

10

NVIDIA GeForce GT 555M vs NVIDIA GeForce 920M

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps