GeForce GT 755M Mac Edition vs Radeon HD 6450 GDDR5

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Aggregate performance score

We've compared Radeon HD 6450 GDDR5 with GeForce GT 755M Mac Edition, including specs and performance data.

HD 6450 GDDR5
2011
1 GB GDDR5, 27 Watt
0.96

GT 755M Mac Edition outperforms HD 6450 GDDR5 by a whopping 124% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1118865
Place by popularitynot in top-100not in top-100
Power efficiency2.442.96
ArchitectureTerascale 2 (2009−2015)Kepler (2012−2018)
GPU code nameCaicosGK107
Market segmentDesktopLaptop
Release date18 April 2011 (13 years ago)8 November 2013 (11 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores160384
Core clock speed750 MHz1085 MHz
Number of transistorsno data1,270 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)27 Watt50 Watt
Texture fill rateno data34.72
Floating-point processing powerno data0.8333 TFLOPS
ROPsno data16
TMUsno data32

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interfaceno dataPCIe 3.0 x16

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR5
Maximum RAM amount1 GB1 GB
Memory bus width64 Bit128 Bit
Memory clock speed900 MHz1250 MHz
Memory bandwidthno data80 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno dataNo outputs

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX1112 (11_0)
Shader Modelno data5.1
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.1.126
CUDA-3.0

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

900p7
−100%
14−16
+100%
Full HD15
−100%
30−35
+100%
1200p5
−100%
10−12
+100%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
−100%
6−7
+100%

Full HD
Medium Preset

Assassin's Creed Odyssey 5−6
−100%
10−11
+100%
Call of Duty: Modern Warfare 4−5
−100%
8−9
+100%
Cyberpunk 2077 3−4
−100%
6−7
+100%
Far Cry 5 1−2
−100%
2−3
+100%
Far Cry New Dawn 2−3
−100%
4−5
+100%
Hitman 3 5−6
−100%
10−11
+100%
Horizon Zero Dawn 12−14
−108%
27−30
+108%
Red Dead Redemption 2 1−2
−100%
2−3
+100%
Shadow of the Tomb Raider 7−8
−100%
14−16
+100%
Watch Dogs: Legion 30−35
−119%
70−75
+119%

Full HD
High Preset

Assassin's Creed Odyssey 5−6
−100%
10−11
+100%
Call of Duty: Modern Warfare 4−5
−100%
8−9
+100%
Cyberpunk 2077 3−4
−100%
6−7
+100%
Far Cry 5 1−2
−100%
2−3
+100%
Far Cry New Dawn 2−3
−100%
4−5
+100%
Hitman 3 5−6
−100%
10−11
+100%
Horizon Zero Dawn 12−14
−108%
27−30
+108%
Red Dead Redemption 2 1−2
−100%
2−3
+100%
Shadow of the Tomb Raider 7−8
−100%
14−16
+100%
The Witcher 3: Wild Hunt 10−11
−110%
21−24
+110%
Watch Dogs: Legion 30−35
−119%
70−75
+119%

Full HD
Ultra Preset

Assassin's Creed Odyssey 5−6
−100%
10−11
+100%
Call of Duty: Modern Warfare 4−5
−100%
8−9
+100%
Cyberpunk 2077 3−4
−100%
6−7
+100%
Far Cry 5 1−2
−100%
2−3
+100%
Hitman 3 5−6
−100%
10−11
+100%
Horizon Zero Dawn 12−14
−108%
27−30
+108%
Shadow of the Tomb Raider 7−8
−100%
14−16
+100%
The Witcher 3: Wild Hunt 10−11
−110%
21−24
+110%
Watch Dogs: Legion 30−35
−119%
70−75
+119%

Full HD
Epic Preset

Red Dead Redemption 2 1−2
−100%
2−3
+100%

1440p
High Preset

Battlefield 5 1−2
−100%
2−3
+100%
Far Cry New Dawn 1−2
−100%
2−3
+100%

1440p
Ultra Preset

Assassin's Creed Odyssey 1−2
−100%
2−3
+100%
Cyberpunk 2077 1−2
−100%
2−3
+100%
Far Cry 5 1−2
−100%
2−3
+100%
Hitman 3 7−8
−100%
14−16
+100%
Horizon Zero Dawn 4−5
−100%
8−9
+100%
The Witcher 3: Wild Hunt 0−1 0−1
Watch Dogs: Legion 4−5
−100%
8−9
+100%

1440p
Epic Preset

Red Dead Redemption 2 3−4
−100%
6−7
+100%

4K
High Preset

Far Cry New Dawn 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
−100%
2−3
+100%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 0−1 0−1
Far Cry 5 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 2−3
−100%
4−5
+100%

This is how HD 6450 GDDR5 and GT 755M Mac Edition compete in popular games:

  • GT 755M Mac Edition is 100% faster in 900p
  • GT 755M Mac Edition is 100% faster in 1080p
  • GT 755M Mac Edition is 100% faster in 1200p

Pros & cons summary


Performance score 0.96 2.15
Recency 18 April 2011 8 November 2013
Chip lithography 40 nm 28 nm
Power consumption (TDP) 27 Watt 50 Watt

HD 6450 GDDR5 has 85.2% lower power consumption.

GT 755M Mac Edition, on the other hand, has a 124% higher aggregate performance score, an age advantage of 2 years, and a 42.9% more advanced lithography process.

The GeForce GT 755M Mac Edition is our recommended choice as it beats the Radeon HD 6450 GDDR5 in performance tests.

Be aware that Radeon HD 6450 GDDR5 is a desktop card while GeForce GT 755M Mac Edition is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon HD 6450 GDDR5
Radeon HD 6450 GDDR5
NVIDIA GeForce GT 755M Mac Edition
GeForce GT 755M Mac Edition

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 24 votes

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4.4 10 votes

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Questions & comments

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