Radeon 660M vs R9 M295X Mac Edition
Aggregate performance score
We've compared Radeon R9 M295X Mac Edition and Radeon 660M, covering specs and all relevant benchmarks.
R9 M295X Mac Edition outperforms 660M by an impressive 60% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 437 | 566 |
| Place by popularity | not in top-100 | 100 |
| Power efficiency | 3.79 | 14.78 |
| Architecture | GCN 3.0 (2014−2019) | RDNA 2.0 (2020−2025) |
| GPU code name | Amethyst | Rembrandt+ |
| Market segment | Laptop | Laptop |
| Release date | 23 November 2014 (11 years ago) | 3 January 2023 (2 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 cores | 2048 | 384 |
| Core clock speed | 850 MHz | 1500 MHz |
| Boost clock speed | no data | 1900 MHz |
| Number of transistors | 5,000 million | 13,100 million |
| Manufacturing process technology | 28 nm | 6 nm |
| Power consumption (TDP) | 250 Watt | 40 Watt |
| Texture fill rate | 108.8 | 45.60 |
| Floating-point processing power | 3.482 TFLOPS | 1.459 TFLOPS |
| ROPs | 32 | 16 |
| TMUs | 128 | 24 |
| Ray Tracing Cores | no data | 6 |
| L0 Cache | no data | 96 KB |
| L1 Cache | 512 KB | 128 KB |
| L2 Cache | 512 KB | 2 MB |
| L3 Cache | no data | 8 MB |
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).
| Interface | MXM-B (3.0) | PCIe 4.0 x8 |
| Supplementary power connectors | no data | 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 | GDDR5 | System Shared |
| Maximum RAM amount | 4 GB | System Shared |
| Memory bus width | 256 Bit | System Shared |
| Memory clock speed | 1362 MHz | System Shared |
| Memory bandwidth | 174.3 GB/s | no data |
| Shared memory | - | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | No outputs | Portable Device Dependent |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 Ultimate (12_2) |
| Shader Model | 6.3 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.0 |
| Vulkan | 1.2.131 | 1.3 |
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 | 35−40
+52.2%
| 23
−52.2%
|
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 78
+0%
|
78
+0%
|
| Cyberpunk 2077 | 24
+0%
|
24
+0%
|
| Hogwarts Legacy | 23
+0%
|
23
+0%
|
Full HD
Medium
| Battlefield 5 | 30−35
+0%
|
30−35
+0%
|
| Counter-Strike 2 | 57
+0%
|
57
+0%
|
| Cyberpunk 2077 | 20
+0%
|
20
+0%
|
| Far Cry 5 | 30
+0%
|
30
+0%
|
| Fortnite | 45−50
+0%
|
45−50
+0%
|
| Forza Horizon 4 | 35−40
+0%
|
35−40
+0%
|
| Forza Horizon 5 | 39
+0%
|
39
+0%
|
| Hogwarts Legacy | 17
+0%
|
17
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 27−30
+0%
|
27−30
+0%
|
| Valorant | 80−85
+0%
|
80−85
+0%
|
Full HD
High
| Battlefield 5 | 30−35
+0%
|
30−35
+0%
|
| Counter-Strike 2 | 23
+0%
|
23
+0%
|
| Counter-Strike: Global Offensive | 120−130
+0%
|
120−130
+0%
|
| Cyberpunk 2077 | 14
+0%
|
14
+0%
|
| Dota 2 | 56
+0%
|
56
+0%
|
| Far Cry 5 | 26
+0%
|
26
+0%
|
| Fortnite | 45−50
+0%
|
45−50
+0%
|
| Forza Horizon 4 | 35−40
+0%
|
35−40
+0%
|
| Forza Horizon 5 | 32
+0%
|
32
+0%
|
| Grand Theft Auto V | 25
+0%
|
25
+0%
|
| Hogwarts Legacy | 13
+0%
|
13
+0%
|
| Metro Exodus | 15
+0%
|
15
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 27−30
+0%
|
27−30
+0%
|
| The Witcher 3: Wild Hunt | 26
+0%
|
26
+0%
|
| Valorant | 80−85
+0%
|
80−85
+0%
|
Full HD
Ultra
| Battlefield 5 | 30−35
+0%
|
30−35
+0%
|
| Cyberpunk 2077 | 16−18
+0%
|
16−18
+0%
|
| Dota 2 | 48
+0%
|
48
+0%
|
| Far Cry 5 | 25
+0%
|
25
+0%
|
| Forza Horizon 4 | 35−40
+0%
|
35−40
+0%
|
| Hogwarts Legacy | 10
+0%
|
10
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 27−30
+0%
|
27−30
+0%
|
| The Witcher 3: Wild Hunt | 15
+0%
|
15
+0%
|
| Valorant | 80−85
+0%
|
80−85
+0%
|
Full HD
Epic
| Fortnite | 45−50
+0%
|
45−50
+0%
|
1440p
High
| Counter-Strike 2 | 14−16
+0%
|
14−16
+0%
|
| Counter-Strike: Global Offensive | 60−65
+0%
|
60−65
+0%
|
| Grand Theft Auto V | 9−10
+0%
|
9−10
+0%
|
| Metro Exodus | 8−9
+0%
|
8−9
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 40−45
+0%
|
40−45
+0%
|
| Valorant | 85−90
+0%
|
85−90
+0%
|
1440p
Ultra
| Battlefield 5 | 16−18
+0%
|
16−18
+0%
|
| Cyberpunk 2077 | 6−7
+0%
|
6−7
+0%
|
| Far Cry 5 | 16−18
+0%
|
16−18
+0%
|
| Forza Horizon 4 | 18−20
+0%
|
18−20
+0%
|
| Hogwarts Legacy | 8−9
+0%
|
8−9
+0%
|
| The Witcher 3: Wild Hunt | 10−12
+0%
|
10−12
+0%
|
1440p
Epic
| Fortnite | 16−18
+0%
|
16−18
+0%
|
4K
High
| Counter-Strike 2 | 2−3
+0%
|
2−3
+0%
|
| Grand Theft Auto V | 18−20
+0%
|
18−20
+0%
|
| Hogwarts Legacy | 3−4
+0%
|
3−4
+0%
|
| Metro Exodus | 3−4
+0%
|
3−4
+0%
|
| The Witcher 3: Wild Hunt | 7−8
+0%
|
7−8
+0%
|
| Valorant | 40−45
+0%
|
40−45
+0%
|
4K
Ultra
| Battlefield 5 | 8−9
+0%
|
8−9
+0%
|
| Counter-Strike 2 | 2−3
+0%
|
2−3
+0%
|
| Cyberpunk 2077 | 2−3
+0%
|
2−3
+0%
|
| Dota 2 | 27−30
+0%
|
27−30
+0%
|
| Far Cry 5 | 7−8
+0%
|
7−8
+0%
|
| Forza Horizon 4 | 12−14
+0%
|
12−14
+0%
|
| Hogwarts Legacy | 3−4
+0%
|
3−4
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 8−9
+0%
|
8−9
+0%
|
4K
Epic
| Fortnite | 8−9
+0%
|
8−9
+0%
|
This is how R9 M295X Mac Edition and Radeon 660M compete in popular games:
- R9 M295X Mac Edition is 52% faster in 1080p
All in all, in popular games:
- there's a draw in 66 tests (100%)
Pros & cons summary
| Performance score | 12.35 | 7.70 |
| Recency | 23 November 2014 | 3 January 2023 |
| Chip lithography | 28 nm | 6 nm |
| Power consumption (TDP) | 250 Watt | 40 Watt |
R9 M295X Mac Edition has a 60.4% higher aggregate performance score.
Radeon 660M, on the other hand, has an age advantage of 8 years, a 366.7% more advanced lithography process, and 525% lower power consumption.
The Radeon R9 M295X Mac Edition is our recommended choice as it beats the Radeon 660M in performance tests.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
