Arc B370 vs GeForce RTX 5070 Mobile
Aggregate performance score
We've compared GeForce RTX 5070 Mobile and Arc B370, covering specs and all relevant benchmarks.
RTX 5070 Mobile outperforms B370 by a whopping 125% 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 | 88 | 315 |
| Place by popularity | 93 | not in top-100 |
| Power efficiency | 70.76 | 63.28 |
| Architecture | Blackwell 2.0 (2025−2026) | Xe3-LPG (2026) |
| GPU code name | GB206 | Panther Lake |
| Market segment | Laptop | Laptop |
| Release date | April 2025 (1 year ago) | 27 January 2026 (less than a year ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 4608 | 1280 |
| Core clock speed | 907 MHz | 300 MHz |
| Boost clock speed | 1425 MHz | 2400 MHz |
| Number of transistors | 21,900 million | no data |
| Manufacturing process technology | 5 nm | 3 nm |
| Power consumption (TDP) | 50 Watt | 25 Watt |
| Texture fill rate | 205.2 | 96.00 |
| Floating-point processing power | 13.13 TFLOPS | 6.144 TFLOPS |
| ROPs | 48 | 20 |
| TMUs | 144 | 40 |
| Tensor Cores | 144 | no data |
| Ray Tracing Cores | 36 | 10 |
| L1 Cache | 4.5 MB | 640 KB |
| L2 Cache | 32 MB | 16 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).
| Laptop size | medium sized | no data |
| Interface | PCIe 5.0 x16 | IGP |
| 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 | GDDR7 | System Shared |
| Maximum RAM amount | 8 GB | System Shared |
| Memory bus width | 128 Bit | System Shared |
| Memory clock speed | 1500 MHz | System Shared |
| Memory bandwidth | 384.0 GB/s | no data |
| Shared memory | - | + |
| Resizable BAR | + | - |
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 | Portable Device Dependent | Portable Device Dependent |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.8 | 6.9 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.4 | 1.4 |
| CUDA | 12.0 | - |
| DLSS | + | - |
Synthetic benchmarks
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
Passmark
This is the most ubiquitous GPU benchmark. 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.
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 | 112
+149%
| 45−50
−149%
|
| 1440p | 61
+126%
| 27−30
−126%
|
| 4K | 40
+150%
| 16−18
−150%
|
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 240−250
+147%
|
100−105
−147%
|
| Cyberpunk 2077 | 110−120
+144%
|
45−50
−144%
|
| Resident Evil 4 Remake | 130−140
+136%
|
55−60
−136%
|
Full HD
Medium
| Battlefield 5 | 140−150
+143%
|
60−65
−143%
|
| Counter-Strike 2 | 222
+134%
|
95−100
−134%
|
| Cyberpunk 2077 | 110−120
+144%
|
45−50
−144%
|
| Escape from Tarkov | 120−130
+142%
|
50−55
−142%
|
| Far Cry 5 | 140−150
+142%
|
60−65
−142%
|
| Fortnite | 190−200
+132%
|
85−90
−132%
|
| Forza Horizon 4 | 170−180
+136%
|
75−80
−136%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 160−170
+125%
|
75−80
−125%
|
| Valorant | 250−260
+134%
|
110−120
−134%
|
Full HD
High
| Battlefield 5 | 140−150
+143%
|
60−65
−143%
|
| Counter-Strike 2 | 163
+133%
|
70−75
−133%
|
| Counter-Strike: Global Offensive | 270−280
+132%
|
120−130
−132%
|
| Cyberpunk 2077 | 110−120
+144%
|
45−50
−144%
|
| Escape from Tarkov | 120−130
+142%
|
50−55
−142%
|
| Far Cry 5 | 140−150
+142%
|
60−65
−142%
|
| Fortnite | 190−200
+132%
|
85−90
−132%
|
| Forza Horizon 4 | 170−180
+136%
|
75−80
−136%
|
| Grand Theft Auto V | 152
+134%
|
65−70
−134%
|
| Metro Exodus | 110−120
+126%
|
50−55
−126%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 160−170
+125%
|
75−80
−125%
|
| The Witcher 3: Wild Hunt | 170−180
+136%
|
75−80
−136%
|
| Valorant | 250−260
+134%
|
110−120
−134%
|
Full HD
Ultra
| Battlefield 5 | 140−150
+143%
|
60−65
−143%
|
| Cyberpunk 2077 | 110−120
+144%
|
45−50
−144%
|
| Escape from Tarkov | 120−130
+142%
|
50−55
−142%
|
| Far Cry 5 | 140−150
+142%
|
60−65
−142%
|
| Forza Horizon 4 | 170−180
+136%
|
75−80
−136%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 160−170
+125%
|
75−80
−125%
|
| The Witcher 3: Wild Hunt | 105
+133%
|
45−50
−133%
|
Full HD
Epic
| Fortnite | 190−200
+132%
|
85−90
−132%
|
1440p
High
| Counter-Strike 2 | 115
+130%
|
50−55
−130%
|
| Counter-Strike: Global Offensive | 300−350
+134%
|
140−150
−134%
|
| Grand Theft Auto V | 117
+134%
|
50−55
−134%
|
| Metro Exodus | 70−75
+133%
|
30−33
−133%
|
| Valorant | 290−300
+125%
|
130−140
−125%
|
1440p
Ultra
| Battlefield 5 | 110−120
+128%
|
50−55
−128%
|
| Cyberpunk 2077 | 55−60
+138%
|
24−27
−138%
|
| Escape from Tarkov | 100−110
+138%
|
45−50
−138%
|
| Far Cry 5 | 110−120
+128%
|
50−55
−128%
|
| Forza Horizon 4 | 130−140
+130%
|
60−65
−130%
|
| The Witcher 3: Wild Hunt | 95−100
+138%
|
40−45
−138%
|
1440p
Epic
| Fortnite | 120−130
+129%
|
55−60
−129%
|
4K
High
| Counter-Strike 2 | 55−60
+133%
|
24−27
−133%
|
| Grand Theft Auto V | 119
+138%
|
50−55
−138%
|
| Metro Exodus | 40−45
+139%
|
18−20
−139%
|
| The Witcher 3: Wild Hunt | 75−80
+160%
|
30−33
−160%
|
| Valorant | 270−280
+133%
|
120−130
−133%
|
4K
Ultra
| Battlefield 5 | 75−80
+150%
|
30−33
−150%
|
| Cyberpunk 2077 | 24−27
+160%
|
10−11
−160%
|
| Escape from Tarkov | 60−65
+150%
|
24−27
−150%
|
| Far Cry 5 | 65−70
+141%
|
27−30
−141%
|
| Forza Horizon 4 | 90−95
+135%
|
40−45
−135%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 70−75
+133%
|
30−33
−133%
|
4K
Epic
| Fortnite | 60−65
+137%
|
27−30
−137%
|
This is how RTX 5070 Mobile and Arc B370 compete in popular games:
- RTX 5070 Mobile is 149% faster in 1080p
- RTX 5070 Mobile is 126% faster in 1440p
- RTX 5070 Mobile is 150% faster in 4K
Pros & cons summary
| Performance score | 45.72 | 20.29 |
| Recency | on April 2025 | 27 January 2026 |
| Chip lithography | 5 nm | 3 nm |
| Power consumption (TDP) | 50 Watt | 25 Watt |
RTX 5070 Mobile has a 125% higher aggregate performance score.
Arc B370, on the other hand, has an age advantage of 9 months, a 67% more advanced lithography process, and 100% lower power consumption.
The GeForce RTX 5070 Mobile is our recommended choice as it beats the Arc B370 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.
