GeForce RTX 4090 vs GT 640 OEM
Aggregate performance score
We've compared GeForce GT 640 OEM and GeForce RTX 4090, covering specs and all relevant benchmarks.
RTX 4090 outperforms GT 640 OEM by a whopping 5790% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 939 | 2 |
| Place by popularity | not in top-100 | 8 |
| Cost-effectiveness evaluation | no data | 18.84 |
| Power efficiency | 2.34 | 15.29 |
| Architecture | Kepler (2012−2018) | Ada Lovelace (2022−2024) |
| GPU code name | GK107 | AD102 |
| Market segment | Desktop | Desktop |
| Release date | 24 April 2012 (12 years ago) | 20 September 2022 (2 years ago) |
| Launch price (MSRP) | no data | $1,599 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 384 | 16384 |
| Core clock speed | 797 MHz | 2235 MHz |
| Boost clock speed | no data | 2520 MHz |
| Number of transistors | 1,270 million | 76,300 million |
| Manufacturing process technology | 28 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 450 Watt |
| Texture fill rate | 25.50 | 1,290 |
| Floating-point processing power | 0.6121 TFLOPS | 82.58 TFLOPS |
| ROPs | 16 | 176 |
| TMUs | 32 | 512 |
| Tensor Cores | no data | 512 |
| Ray Tracing Cores | no data | 128 |
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 x16 |
| Length | 145 mm | 304 mm |
| Width | 1-slot | 3-slot |
| Supplementary power connectors | None | 1x 16-pin |
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 | GDDR6X |
| Maximum RAM amount | 2 GB | 24 GB |
| Memory bus width | 128 Bit | 384 Bit |
| Memory clock speed | 891 MHz | 1313 MHz |
| Memory bandwidth | 28.51 GB/s | 1.01 TB/s |
| Shared memory | no data | - |
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 | 1x DVI, 1x HDMI, 1x DisplayPort | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| HDMI | + | + |
API compatibility
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 | 6.8 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.1.126 | 1.3 |
| CUDA | 3.0 | 8.9 |
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 | 4−5
−6350%
| 258
+6350%
|
| 1440p | 3−4
−6500%
| 198
+6500%
|
| 4K | 2−3
−7000%
| 142
+7000%
|
Cost per frame, $
| 1080p | no data | 6.20 |
| 1440p | no data | 8.08 |
| 4K | no data | 11.26 |
FPS performance in popular games
Full HD
Low Preset
| Counter-Strike 2 | 212
+0%
|
212
+0%
|
| Cyberpunk 2077 | 225
+0%
|
225
+0%
|
Full HD
Medium Preset
| Battlefield 5 | 110−120
+0%
|
110−120
+0%
|
| Counter-Strike 2 | 215
+0%
|
215
+0%
|
| Cyberpunk 2077 | 111
+0%
|
111
+0%
|
| Forza Horizon 4 | 555
+0%
|
555
+0%
|
| Forza Horizon 5 | 309
+0%
|
309
+0%
|
| Metro Exodus | 178
+0%
|
178
+0%
|
| Red Dead Redemption 2 | 150−160
+0%
|
150−160
+0%
|
| Valorant | 826
+0%
|
826
+0%
|
Full HD
High Preset
| Battlefield 5 | 110−120
+0%
|
110−120
+0%
|
| Counter-Strike 2 | 199
+0%
|
199
+0%
|
| Cyberpunk 2077 | 107
+0%
|
107
+0%
|
| Dota 2 | 200
+0%
|
200
+0%
|
| Far Cry 5 | 150
+0%
|
150
+0%
|
| Fortnite | 300−350
+0%
|
300−350
+0%
|
| Forza Horizon 4 | 548
+0%
|
548
+0%
|
| Forza Horizon 5 | 329
+0%
|
329
+0%
|
| Grand Theft Auto V | 174
+0%
|
174
+0%
|
| Metro Exodus | 183
+0%
|
183
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 210−220
+0%
|
210−220
+0%
|
| Red Dead Redemption 2 | 150−160
+0%
|
150−160
+0%
|
| The Witcher 3: Wild Hunt | 170−180
+0%
|
170−180
+0%
|
| Valorant | 750−800
+0%
|
750−800
+0%
|
| World of Tanks | 270−280
+0%
|
270−280
+0%
|
Full HD
Ultra Preset
| Battlefield 5 | 110−120
+0%
|
110−120
+0%
|
| Counter-Strike 2 | 185
+0%
|
185
+0%
|
| Cyberpunk 2077 | 105
+0%
|
105
+0%
|
| Dota 2 | 224
+0%
|
224
+0%
|
| Far Cry 5 | 200−210
+0%
|
200−210
+0%
|
| Forza Horizon 4 | 544
+0%
|
544
+0%
|
| Forza Horizon 5 | 279
+0%
|
279
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 210−220
+0%
|
210−220
+0%
|
| Valorant | 680
+0%
|
680
+0%
|
1440p
High Preset
| Dota 2 | 162
+0%
|
162
+0%
|
| Grand Theft Auto V | 161
+0%
|
161
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 160−170
+0%
|
160−170
+0%
|
| Red Dead Redemption 2 | 90−95
+0%
|
90−95
+0%
|
| World of Tanks | 500−550
+0%
|
500−550
+0%
|
1440p
Ultra Preset
| Battlefield 5 | 85−90
+0%
|
85−90
+0%
|
| Cyberpunk 2077 | 77
+0%
|
77
+0%
|
| Far Cry 5 | 160−170
+0%
|
160−170
+0%
|
| Forza Horizon 4 | 507
+0%
|
507
+0%
|
| Forza Horizon 5 | 239
+0%
|
239
+0%
|
| Metro Exodus | 152
+0%
|
152
+0%
|
| The Witcher 3: Wild Hunt | 262
+0%
|
262
+0%
|
| Valorant | 572
+0%
|
572
+0%
|
4K
High Preset
| Counter-Strike 2 | 130
+0%
|
130
+0%
|
| Dota 2 | 187
+0%
|
187
+0%
|
| Grand Theft Auto V | 187
+0%
|
187
+0%
|
| Metro Exodus | 137
+0%
|
137
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 200−210
+0%
|
200−210
+0%
|
| Red Dead Redemption 2 | 60−65
+0%
|
60−65
+0%
|
| The Witcher 3: Wild Hunt | 187
+0%
|
187
+0%
|
4K
Ultra Preset
| Battlefield 5 | 90−95
+0%
|
90−95
+0%
|
| Counter-Strike 2 | 38
+0%
|
38
+0%
|
| Cyberpunk 2077 | 40
+0%
|
40
+0%
|
| Dota 2 | 227
+0%
|
227
+0%
|
| Far Cry 5 | 100−110
+0%
|
100−110
+0%
|
| Fortnite | 95−100
+0%
|
95−100
+0%
|
| Forza Horizon 4 | 284
+0%
|
284
+0%
|
| Forza Horizon 5 | 161
+0%
|
161
+0%
|
| Valorant | 364
+0%
|
364
+0%
|
This is how GT 640 OEM and RTX 4090 compete in popular games:
- RTX 4090 is 6350% faster in 1080p
- RTX 4090 is 6500% faster in 1440p
- RTX 4090 is 7000% faster in 4K
All in all, in popular games:
- there's a draw in 63 tests (100%)
Pros & cons summary
| Performance score | 1.62 | 95.41 |
| Recency | 24 April 2012 | 20 September 2022 |
| Maximum RAM amount | 2 GB | 24 GB |
| Chip lithography | 28 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 450 Watt |
GT 640 OEM has 800% lower power consumption.
RTX 4090, on the other hand, has a 5789.5% higher aggregate performance score, an age advantage of 10 years, a 1100% higher maximum VRAM amount, and a 460% more advanced lithography process.
The GeForce RTX 4090 is our recommended choice as it beats the GeForce GT 640 OEM in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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