Radeon RX 6300M vs GeForce GT 640 OEM
Aggregate performance score
We've compared GeForce GT 640 OEM with Radeon RX 6300M, including specs and performance data.
6300M outperforms 640 OEM by a whopping 717% 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 | 1019 | 443 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.39 | 27.86 |
| Architecture | Kepler (2012−2018) | RDNA 2.0 (2020−2025) |
| GPU code name | GK107 | Navi 24 |
| Market segment | Desktop | Laptop |
| Release date | 24 April 2012 (14 years ago) | 4 January 2022 (4 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. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 384 | 768 |
| Core clock speed | 797 MHz | 2000 MHz |
| Boost clock speed | no data | 2400 MHz |
| Number of transistors | 1,270 million | 5,400 million |
| Manufacturing process technology | 28 nm | 6 nm |
| Power consumption (TDP) | 50 Watt | 35 Watt |
| Texture fill rate | 25.50 | 115.2 |
| Floating-point processing power | 0.6121 TFLOPS | 3.686 TFLOPS |
| ROPs | 16 | 32 |
| TMUs | 32 | 48 |
| Ray Tracing Cores | no data | 12 |
| L0 Cache | no data | 192 KB |
| L1 Cache | 32 KB | 256 KB |
| L2 Cache | 256 KB | 1024 KB |
| 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 | PCIe 3.0 x16 | PCIe 4.0 x4 |
| Length | 145 mm | no data |
| Width | 1-slot | no data |
| 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 | DDR3 | GDDR6 |
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bus width | 128 Bit | 32 Bit |
| Memory clock speed | 891 MHz | 2250 MHz |
| Memory bandwidth | 28.51 GB/s | 72 GB/s |
| Shared memory | no data | - |
| 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 | 1x DVI, 1x HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.6 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.2 |
| Vulkan | 1.1.126 | 1.3 |
| 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.
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 70−75
+0%
|
70−75
+0%
|
| Cyberpunk 2077 | 24−27
+0%
|
24−27
+0%
|
| Resident Evil 4 Remake | 24−27
+0%
|
24−27
+0%
|
Full HD
Medium
| Battlefield 5 | 55−60
+0%
|
55−60
+0%
|
| Counter-Strike 2 | 70−75
+0%
|
70−75
+0%
|
| Cyberpunk 2077 | 24−27
+0%
|
24−27
+0%
|
| Far Cry 5 | 40−45
+0%
|
40−45
+0%
|
| Fortnite | 70−75
+0%
|
70−75
+0%
|
| Forza Horizon 4 | 50−55
+0%
|
50−55
+0%
|
| Forza Horizon 5 | 40−45
+0%
|
40−45
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 45−50
+0%
|
45−50
+0%
|
| Valorant | 110−120
+0%
|
110−120
+0%
|
Full HD
High
| Battlefield 5 | 55−60
+0%
|
55−60
+0%
|
| Counter-Strike 2 | 70−75
+0%
|
70−75
+0%
|
| Counter-Strike: Global Offensive | 170−180
+0%
|
170−180
+0%
|
| Cyberpunk 2077 | 24−27
+0%
|
24−27
+0%
|
| Dota 2 | 85−90
+0%
|
85−90
+0%
|
| Far Cry 5 | 40−45
+0%
|
40−45
+0%
|
| Fortnite | 70−75
+0%
|
70−75
+0%
|
| Forza Horizon 4 | 50−55
+0%
|
50−55
+0%
|
| Forza Horizon 5 | 40−45
+0%
|
40−45
+0%
|
| Grand Theft Auto V | 45−50
+0%
|
45−50
+0%
|
| Metro Exodus | 24−27
+0%
|
24−27
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 45−50
+0%
|
45−50
+0%
|
| The Witcher 3: Wild Hunt | 30−35
+0%
|
30−35
+0%
|
| Valorant | 110−120
+0%
|
110−120
+0%
|
Full HD
Ultra
| Battlefield 5 | 55−60
+0%
|
55−60
+0%
|
| Cyberpunk 2077 | 24−27
+0%
|
24−27
+0%
|
| Dota 2 | 85−90
+0%
|
85−90
+0%
|
| Far Cry 5 | 40−45
+0%
|
40−45
+0%
|
| Forza Horizon 4 | 50−55
+0%
|
50−55
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 45−50
+0%
|
45−50
+0%
|
| The Witcher 3: Wild Hunt | 30−35
+0%
|
30−35
+0%
|
| Valorant | 110−120
+0%
|
110−120
+0%
|
Full HD
Epic
| Fortnite | 70−75
+0%
|
70−75
+0%
|
1440p
High
| Counter-Strike 2 | 24−27
+0%
|
24−27
+0%
|
| Counter-Strike: Global Offensive | 95−100
+0%
|
95−100
+0%
|
| Grand Theft Auto V | 18−20
+0%
|
18−20
+0%
|
| Metro Exodus | 14−16
+0%
|
14−16
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 85−90
+0%
|
85−90
+0%
|
| Valorant | 120−130
+0%
|
120−130
+0%
|
1440p
Ultra
| Battlefield 5 | 35−40
+0%
|
35−40
+0%
|
| Cyberpunk 2077 | 10−12
+0%
|
10−12
+0%
|
| Far Cry 5 | 27−30
+0%
|
27−30
+0%
|
| Forza Horizon 4 | 30−35
+0%
|
30−35
+0%
|
| The Witcher 3: Wild Hunt | 18−20
+0%
|
18−20
+0%
|
1440p
Epic
| Fortnite | 27−30
+0%
|
27−30
+0%
|
4K
High
| Counter-Strike 2 | 9−10
+0%
|
9−10
+0%
|
| Grand Theft Auto V | 24−27
+0%
|
24−27
+0%
|
| Metro Exodus | 9−10
+0%
|
9−10
+0%
|
| The Witcher 3: Wild Hunt | 16−18
+0%
|
16−18
+0%
|
| Valorant | 60−65
+0%
|
60−65
+0%
|
4K
Ultra
| Battlefield 5 | 18−20
+0%
|
18−20
+0%
|
| Counter-Strike 2 | 9−10
+0%
|
9−10
+0%
|
| Cyberpunk 2077 | 4−5
+0%
|
4−5
+0%
|
| Dota 2 | 45−50
+0%
|
45−50
+0%
|
| Far Cry 5 | 12−14
+0%
|
12−14
+0%
|
| Forza Horizon 4 | 21−24
+0%
|
21−24
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14
+0%
|
12−14
+0%
|
4K
Epic
| Fortnite | 12−14
+0%
|
12−14
+0%
|
All in all, in popular games:
- there's a draw in 60 tests (100%)
Pros & cons summary
| Performance score | 1.55 | 12.67 |
| Recency | 24 April 2012 | 4 January 2022 |
| Chip lithography | 28 nm | 6 nm |
| Power consumption (TDP) | 50 Watt | 35 Watt |
RX 6300M has a 717% higher aggregate performance score, an age advantage of 9 years, a 367% more advanced lithography process, and 43% lower power consumption.
The Radeon RX 6300M is our recommended choice as it beats the GeForce GT 640 OEM in performance tests.
Be aware that GeForce GT 640 OEM is a desktop graphics card while Radeon RX 6300M is a notebook one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
