Radeon 740M vs 660M
Aggregated performance score
660M outperforms 740M by 9% based on our aggregated benchmark results.
Primary Details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 421 | 446 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | RDNA 2 (2020−2022) | RDNA 3 |
| GPU code name | RDNA 2 Rembrandt | Phoenix |
| Market segment | Laptop | Laptop |
| Release date | 4 January 2022 (2 years ago) | 23 May 2023 (less than a year ago) |
Detailed Specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 384 | 256 |
| Core clock speed | no data | 1500 MHz |
| Boost clock speed | 1900 MHz | 2500 MHz |
| Number of transistors | 13,100 million | 25,390 million |
| Manufacturing process technology | 6 nm | 4 nm |
| Power consumption (TDP) | 45 Watt | 30 Watt (30 - 15 Watt TGP) |
| Texture fill rate | 45.60 | 40.00 |
Form Factor & Compatibility
Information on Radeon 660M and Radeon 740M compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
| Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| Supplementary power connectors | None | None |
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 type | System Shared | System Shared |
| Maximum RAM amount | System Shared | System Shared |
| Memory bus width | System Shared | System Shared |
| Memory clock speed | System Shared | System Shared |
| 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 Connectors | No outputs | Portable Device Dependent |
API Compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
| Shader Model | 6.5 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2 | 1.3 |
Synthetic benchmark performance
Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
660M outperforms 740M by 9% based on our aggregated benchmark results.
Passmark
This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.
Benchmark coverage: 25%
660M outperforms 740M by 80% in Passmark.
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:
| Full HD | 25
+19%
| 21−24
−19%
|
FPS performance in popular games
Full HD
Low Preset
| Cyberpunk 2077 | 24
+71.4%
|
14−16
−71.4%
|
Full HD
Medium Preset
| Assassin's Creed Odyssey | 20−22
+5.3%
|
18−20
−5.3%
|
| Assassin's Creed Valhalla | 26
+100%
|
12−14
−100%
|
| Battlefield 5 | 30−35
+10%
|
30−33
−10%
|
| Call of Duty: Modern Warfare | 24−27
+8.3%
|
24−27
−8.3%
|
| Cyberpunk 2077 | 20
+42.9%
|
14−16
−42.9%
|
| Far Cry 5 | 30
+36.4%
|
21−24
−36.4%
|
| Far Cry New Dawn | 32
+33.3%
|
24−27
−33.3%
|
| Forza Horizon 4 | 35−40
+9.4%
|
30−35
−9.4%
|
| Hitman 3 | 35
+52.2%
|
21−24
−52.2%
|
| Horizon Zero Dawn | 20−22
+11.1%
|
18−20
−11.1%
|
| Red Dead Redemption 2 | 16−18
+6.3%
|
16−18
−6.3%
|
| Shadow of the Tomb Raider | 26
+36.8%
|
18−20
−36.8%
|
| Watch Dogs: Legion | 26
+73.3%
|
14−16
−73.3%
|
Full HD
High Preset
| Assassin's Creed Odyssey | 20−22
+5.3%
|
18−20
−5.3%
|
| Assassin's Creed Valhalla | 19
+46.2%
|
12−14
−46.2%
|
| Battlefield 5 | 30−35
+10%
|
30−33
−10%
|
| Call of Duty: Modern Warfare | 24−27
+8.3%
|
24−27
−8.3%
|
| Cyberpunk 2077 | 14
+0%
|
14−16
+0%
|
| Far Cry 5 | 26
+18.2%
|
21−24
−18.2%
|
| Far Cry New Dawn | 29
+20.8%
|
24−27
−20.8%
|
| Forza Horizon 4 | 35−40
+9.4%
|
30−35
−9.4%
|
| Hitman 3 | 15
−53.3%
|
21−24
+53.3%
|
| Horizon Zero Dawn | 20−22
+11.1%
|
18−20
−11.1%
|
| Metro Exodus | 15
+15.4%
|
12−14
−15.4%
|
| Red Dead Redemption 2 | 16−18
+6.3%
|
16−18
−6.3%
|
| Shadow of the Tomb Raider | 20
+5.3%
|
18−20
−5.3%
|
| The Witcher 3: Wild Hunt | 25
+38.9%
|
18−20
−38.9%
|
| Watch Dogs: Legion | 22
+46.7%
|
14−16
−46.7%
|
Full HD
Ultra Preset
| Assassin's Creed Odyssey | 20−22
+5.3%
|
18−20
−5.3%
|
| Assassin's Creed Valhalla | 14−16
+15.4%
|
12−14
−15.4%
|
| Battlefield 5 | 30−35
+10%
|
30−33
−10%
|
| Cyberpunk 2077 | 14−16
+7.1%
|
14−16
−7.1%
|
| Far Cry 5 | 26
+18.2%
|
21−24
−18.2%
|
| Far Cry New Dawn | 27
+12.5%
|
24−27
−12.5%
|
| Forza Horizon 4 | 35−40
+9.4%
|
30−35
−9.4%
|
| The Witcher 3: Wild Hunt | 15
−20%
|
18−20
+20%
|
| Watch Dogs: Legion | 16−18
+13.3%
|
14−16
−13.3%
|
1440p
High Preset
| Call of Duty: Modern Warfare | 14−16
+7.7%
|
12−14
−7.7%
|
| Hitman 3 | 14−16
+7.1%
|
14−16
−7.1%
|
| Horizon Zero Dawn | 14−16
+0%
|
14−16
+0%
|
| Metro Exodus | 8−9
+14.3%
|
7−8
−14.3%
|
| Red Dead Redemption 2 | 7−8
+16.7%
|
6−7
−16.7%
|
| Shadow of the Tomb Raider | 12−14
+8.3%
|
12−14
−8.3%
|
1440p
Ultra Preset
| Assassin's Creed Odyssey | 9−10
+12.5%
|
8−9
−12.5%
|
| Assassin's Creed Valhalla | 6−7
+20%
|
5−6
−20%
|
| Battlefield 5 | 16−18
+14.3%
|
14−16
−14.3%
|
| Cyberpunk 2077 | 5−6
+25%
|
4−5
−25%
|
| Far Cry 5 | 14−16
+7.1%
|
14−16
−7.1%
|
| Far Cry New Dawn | 16−18
+14.3%
|
14−16
−14.3%
|
| Forza Horizon 4 | 18−20
+12.5%
|
16−18
−12.5%
|
| The Witcher 3: Wild Hunt | 9−10
+12.5%
|
8−9
−12.5%
|
| Watch Dogs: Legion | 4−5
+0%
|
4−5
+0%
|
4K
High Preset
| Call of Duty: Modern Warfare | 6−7
+0%
|
6−7
+0%
|
| Hitman 3 | 9−10
+12.5%
|
8−9
−12.5%
|
| Horizon Zero Dawn | 8−9
+0%
|
8−9
+0%
|
| Metro Exodus | 3−4
+0%
|
3−4
+0%
|
| Red Dead Redemption 2 | 5−6
+0%
|
5−6
+0%
|
| Shadow of the Tomb Raider | 5−6
+25%
|
4−5
−25%
|
| The Witcher 3: Wild Hunt | 7−8
+16.7%
|
6−7
−16.7%
|
4K
Ultra Preset
| Assassin's Creed Odyssey | 5−6
+0%
|
5−6
+0%
|
| Assassin's Creed Valhalla | 4−5
+0%
|
4−5
+0%
|
| Battlefield 5 | 8−9
+33.3%
|
6−7
−33.3%
|
| Cyberpunk 2077 | 1−2
+0%
|
1−2
+0%
|
| Far Cry 5 | 8−9
+14.3%
|
7−8
−14.3%
|
| Far Cry New Dawn | 10−11
+0%
|
10−11
+0%
|
| Forza Horizon 4 | 12−14
+9.1%
|
10−12
−9.1%
|
| Watch Dogs: Legion | 3−4
+50%
|
2−3
−50%
|
This is how Radeon 660M and Radeon 740M compete in popular games:
- Radeon 660M is 19% faster than Radeon 740M in 1080p
Here's the range of performance differences observed across popular games:
- in Assassin's Creed Valhalla, with 1080p resolution and the Medium Preset, the Radeon 660M is 100% faster than the Radeon 740M.
- in Hitman 3, with 1080p resolution and the High Preset, the Radeon 740M is 53.3% faster than the Radeon 660M.
All in all, in popular games:
- Radeon 660M is ahead in 55 tests (81%)
- Radeon 740M is ahead in 2 tests (3%)
- there's a draw in 11 tests (16%)
Pros & Cons Summary
| Performance score | 9.79 | 9.00 |
| Recency | 4 January 2022 | 23 May 2023 |
| Chip lithography | 6 nm | 4 nm |
| Power consumption (TDP) | 45 Watt | 30 Watt |
Given the minimal performance differences, no clear winner can be declared between Radeon 660M and Radeon 740M.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with Similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
