GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
NVIDIA GeForce GT 640
14%
14%
AMD Radeon R9 290X
713%
713%
AMD Radeon R9 290X is approximately 699% faster
Technical Specifications
| Specification | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| Graphics ProcessorDifferent | GK107 | Hawaii |
| CoresDifferent | 384 | 2816 |
| TMUsDifferent | 32 | 176 |
| ROPsDifferent | 16 | 64 |
| Memory SizeDifferent | 2 GB | 4 GB |
| Memory TypeDifferent | DDR3 | GDDR5 |
| Bus WidthDifferent | 128 bit | 512 bit |
Graphics Processor
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| GPU NameDifferent | GK107 | Hawaii |
| GPU VariantDifferent | GK107-300-A2 | Hawaii XT(215-0852000) |
| ArchitectureDifferent | Kepler | GCN 2.0 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| TransistorsDifferent | 1,270 million | 6,200 million |
| DensityDifferent | 10.8M / mm² | 14.2M / mm² |
| Die SizeDifferent | 118 mm² | 438 mm² |
| Chip PackageDifferent | BGA-908 | N/A |
Graphics Card
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| Release DateDifferent | Jun 5th, 2012 | Oct 24th, 2013 |
| GenerationDifferent | GeForce 600 | Volcanic Islands(R9 200) |
| PredecessorDifferent | GeForce 500 | Sea Islands |
| SuccessorDifferent | GeForce 700 | Pirate Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 99 USD | 549 USD |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 8 in our database | 147 in our database |
Clock Speeds
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| GPU ClockDifferent | 902 MHz | 1000 MHz |
| Memory ClockDifferent | 891 MHz1782 Mbps effective | 1250 MHz5 Gbps effective |
Memory
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| Memory SizeDifferent | 2 GB | 4 GB |
| Memory TypeDifferent | DDR3 | GDDR5 |
| Memory BusDifferent | 128 bit | 512 bit |
| BandwidthDifferent | 28.51 GB/s | 320.0 GB/s |
Render Config
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| Shading UnitsDifferent | 384 | 2816 |
| TMUsDifferent | 32 | 176 |
| ROPsDifferent | 16 | 64 |
| SMX CountDifferent | 2 | N/A |
| L1 CacheDifferent | 16 KB (per SMX) | 16 KB (per CU) |
| L2 CacheDifferent | 256 KB | 1024 KB |
| Compute UnitsDifferent | N/A | 44 |
Theoretical Performance
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| Pixel RateDifferent | 7.216 GPixel/s | 64.00 GPixel/s |
| Texture RateDifferent | 28.86 GTexel/s | 176.0 GTexel/s |
| FP32 (float)Different | 692.7 GFLOPS | 5.632 TFLOPS |
| FP64 (double)Different | 28.86 GFLOPS (1:24) | 704.0 GFLOPS (1:8) |
Board Design
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 145 mm5.7 inches | 275 mm10.8 inches |
| TDPDifferent | 65 W | 290 W |
| Suggested PSUDifferent | 250 W | 600 W |
| OutputsDifferent | 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | P2011 SKU 0 | 109-C67157-00_02, 109-C67157-00C_03 |
| HeightDifferent | N/A | 109 mm4.3 inches |
| WidthDifferent | N/A | 36 mm1.4 inches |
Graphics Features
| Feature | NVIDIA GeForce GT 640 | AMD Radeon R9 290X |
|---|---|---|
| DirectXDifferent | 12 (11_0) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCLDifferent | 3.0 | 2.1 |
| VulkanDifferent | 1.2.175 | 1.2.170 |
| CUDADifferent | 3.0 | N/A |
| Shader ModelDifferent | 6.5 (5.1) | 6.5 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
49
Detailed Features
More Comparisons with NVIDIA GeForce GT 640
Compare NVIDIA GeForce GT 640 with other GPUs of similar performance
NVIDIA GeForce GT 640 vs Radeon HD 4770
Radeon HD 4770 Performance119%
Radeon HD 4770 is 19% faster than NVIDIA GeForce GT 640
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NVIDIA GeForce GT 640 vs Radeon HD 4830
Radeon HD 4830 Performance111%
Radeon HD 4830 is 11% faster than NVIDIA GeForce GT 640
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NVIDIA GeForce GT 640 vs Radeon HD 6670
Radeon HD 6670 Performance108%
Radeon HD 6670 is 8% faster than NVIDIA GeForce GT 640
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NVIDIA GeForce GT 640 vs GeForce 9800 GT
GeForce 9800 GT Performance103%
GeForce 9800 GT is 3% faster than NVIDIA GeForce GT 640
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NVIDIA GeForce GT 640 vs GeForce GT 640
GeForce GT 640 Performance100%
GeForce GT 640 is 0% slower than NVIDIA GeForce GT 640
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NVIDIA GeForce GT 640 vs Radeon HD 5670
Radeon HD 5670 Performance93%
Radeon HD 5670 is 7% slower than NVIDIA GeForce GT 640
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More Comparisons with AMD Radeon R9 290X
Compare AMD Radeon R9 290X with other GPUs of similar performance
AMD Radeon R9 290X vs Radeon R9 FURY
Radeon R9 FURY Performance118%
Radeon R9 FURY is 18% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs GeForce GTX 980
GeForce GTX 980 Performance116%
GeForce GTX 980 is 16% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance115%
GeForce GTX 1650 SUPER is 15% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs Radeon RX 6500 XT
Radeon RX 6500 XT Performance114%
Radeon RX 6500 XT is 14% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs Radeon RX 5500 XT
Radeon RX 5500 XT Performance113%
Radeon RX 5500 XT is 13% faster than AMD Radeon R9 290X
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AMD Radeon R9 290X vs Radeon RX 580
Radeon RX 580 Performance112%
Radeon RX 580 is 12% faster than AMD Radeon R9 290X
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