NVIDIA GeForce GT 745A vs AMD Radeon HD 6770M Mac Edition

VS

NVIDIA GeForce GT 745A

AMD Radeon HD 6770M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 512MB VRAM Radeon HD 6770M Mac Edition 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 512GB)

Lower TDP (33W vs 35W)

AMD Radeon HD 6770M Mac Edition 's Advantages

Larger VRAM bandwidth (57.60GB/s vs 28.80GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 745A +1%

0.703 TFLOPS

Radeon HD 6770M Mac Edition

0.696 TFLOPS

GeForce GT 745A

VS

Radeon HD 6770M Mac Edition

Graphics Card

Aug 2013

Release Date

Jan 2011

GeForce 700A

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

837 MHz

Base Clock

-

915 MHz

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

57.60GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

480

32

TMUs

24

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

5.800 GPixel/s

29.28 GTexel/s

Texture Rate

17.40 GTexel/s

-

702.7 GFLOPS

FP32 (float)

696.0 GFLOPS

29.28 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Whistler

N14P-LP

GPU Variant

Whistler XT (216-0810001)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.716 billion

118 mm²

Die Size

104 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 6970M

2

NVIDIA GeForce GT 745A vs ATI Radeon E4690 MXM

3

NVIDIA GeForce GT 745A vs AMD FirePro M3900

4

NVIDIA GeForce GT 745A vs NVIDIA RTX 3000 Mobile Ada Generation

5

NVIDIA GeForce GT 745A vs NVIDIA GeForce RTX 2050 Mobile

6

NVIDIA GeForce GT 745A vs AMD Radeon RX 5700M

7

NVIDIA GeForce GT 745A vs ATI Mobility Radeon HD 565v

8

NVIDIA GeForce GT 745A vs AMD Radeon RX 540X Mobile

9

NVIDIA GeForce GT 745A vs ATI Mobility Radeon HD 2600 XT

10

NVIDIA GeForce GT 745A vs NVIDIA GeForce GTX 660M

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