NVIDIA GeForce GT 745A vs AMD Radeon HD 6870M

VS

NVIDIA GeForce GT 745A

AMD Radeon HD 6870M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 1024MB VRAM Radeon HD 6870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

Released 2 years and 7 months late

Boost Clock915MHz

More VRAM (2GB vs 1024GB)

Lower TDP (33W vs 50W)

AMD Radeon HD 6870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 745A

0.703 TFLOPS

Radeon HD 6870M +53%

1.08 TFLOPS

GeForce GT 745A

VS

Radeon HD 6870M

Graphics Card

Aug 2013

Release Date

Jan 2011

GeForce 700A

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

837 MHz

Base Clock

-

915 MHz

Boost Clock

-

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

-

384

Shading Units

800

32

TMUs

40

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

10.80 GPixel/s

29.28 GTexel/s

Texture Rate

27.00 GTexel/s

-

702.7 GFLOPS

FP32 (float)

1080 GFLOPS

29.28 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

50W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Granville

N14P-LP

GPU Variant

Granville XT (216-0769024)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

1.04 billion

118 mm²

Die Size

166 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

Related GPU Comparisons

1

NVIDIA GeForce GT 745A vs AMD Radeon HD 6490M

2

NVIDIA GeForce GT 745A vs ATI Mobility Radeon HD 4850 Mac Edition

3

NVIDIA GeForce GT 745A vs AMD Radeon R7 A260

4

NVIDIA GeForce GT 745A vs NVIDIA GeForce GT 750M Mac Edition

5

NVIDIA GeForce GT 745A vs NVIDIA GeForce 920A

6

NVIDIA GeForce GT 745A vs ATI Mobility Radeon HD 3870

7

NVIDIA GeForce GT 745A vs AMD Radeon Pro Vega 20

8

NVIDIA GeForce GT 745A vs NVIDIA GeForce 9800M GTS

9

NVIDIA GeForce GT 745A vs NVIDIA GeForce RTX 5050 Mobile

10

NVIDIA GeForce GT 745A vs AMD Radeon R5 M315

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