GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
NVIDIA GeForce 9400 GT
3%
3%
AMD Radeon HD 7990
3657%
3657%
AMD Radeon HD 7990 is approximately 3654% faster
Technical Specifications
| Specification | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| Graphics ProcessorDifferent | G86S | Malta x2 |
| CoresDifferent | 16 | 2048 x2 |
| TMUsDifferent | 8 | 128 x2 |
| ROPsDifferent | 4 | 32 x2 |
| Memory SizeDifferent | 128 MB | 3 GB x2 |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Bus WidthDifferent | 64 bit | 384 bit x2 |
Graphics Processor
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| GPU NameDifferent | G86S | Malta |
| ArchitectureDifferent | Tesla | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 80 nm | 28 nm |
| TransistorsDifferent | 210 million | 4,313 million |
| DensityDifferent | 1.7M / mm² | 11.8M / mm² |
| Die SizeDifferent | 127 mm² | 365 mm² |
| Chip PackageDifferent | BGA-533 | N/A |
| GPU VariantDifferent | N/A | Malta XT(215-0849026) |
Graphics Card
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| Release DateDifferent | Aug 1st, 2008 | Apr 24th, 2013 |
| GenerationDifferent | GeForce 9(9400) | Southern Islands(HD 7900) |
| PredecessorDifferent | GeForce 8 | Northern Islands |
| SuccessorDifferent | GeForce 200 | Sea Islands |
| Production | End-of-life | End-of-life |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 6 in our database | 37 in our database |
| Launch PriceDifferent | N/A | 999 USD |
Clock Speeds
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| GPU ClockDifferent | 459 MHz | N/A |
| Shader ClockDifferent | 918 MHz | N/A |
| Memory ClockDifferent | 600 MHz1200 Mbps effective | 1500 MHz6 Gbps effective |
| Base ClockDifferent | N/A | 950 MHz |
| Boost ClockDifferent | N/A | 1000 MHz |
Memory
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| Memory SizeDifferent | 128 MB | 3 GB |
| Memory TypeDifferent | DDR2 | GDDR5 |
| Memory BusDifferent | 64 bit | 384 bit |
| BandwidthDifferent | 9.600 GB/s | 288.0 GB/s |
Render Config
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| Shading UnitsDifferent | 16 | 2048 |
| TMUsDifferent | 8 | 128 |
| ROPsDifferent | 4 | 32 |
| SM CountDifferent | 2 | N/A |
| L2 CacheDifferent | 16 KB | 768 KB |
| Compute UnitsDifferent | N/A | 32 |
| L1 CacheDifferent | N/A | 16 KB (per CU) |
Theoretical Performance
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| Pixel RateDifferent | 1.836 GPixel/s | 32.00 GPixel/s |
| Texture RateDifferent | 3.672 GTexel/s | 128.0 GTexel/s |
| FP32 (float)Different | 29.38 GFLOPS | 4.096 TFLOPS |
| FP64 (double)Different | N/A | 1,024.0 GFLOPS (1:4) |
Board Design
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 168 mm6.6 inches | 304 mm12 inches |
| TDPDifferent | 50 W | 375 W |
| Suggested PSUDifferent | 250 W | 750 W |
| OutputsDifferent | 1x DVI1x VGA1x S-Video | 1x DVI4x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 2x 8-pin |
| Board NumberDifferent | P403, P729 SKU 0 | 109-C47637-00A_02 |
| HeightDifferent | N/A | 106 mm4.2 inches |
| WidthDifferent | N/A | 38 mm1.5 inches |
Graphics Features
| Feature | NVIDIA GeForce 9400 GT | AMD Radeon HD 7990 |
|---|---|---|
| DirectXDifferent | 11.1 (10_0) | 12 (11_1) |
| OpenGLDifferent | 3.3 | 4.6 |
| OpenCLDifferent | 1.1 | 2.1 (1.2) |
| VulkanDifferent | N/A | 1.2.175 |
| CUDADifferent | 1.1 | N/A |
| CUDA SDKDifferent | 6.5 | N/A |
| Shader ModelDifferent | 4.0 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
53
Detailed Features
More Comparisons with NVIDIA GeForce 9400 GT
Compare NVIDIA GeForce 9400 GT with other GPUs of similar performance
NVIDIA GeForce 9400 GT vs GeForce 9400 GT
GeForce 9400 GT Performance100%
GeForce 9400 GT is 0% slower than NVIDIA GeForce 9400 GT
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NVIDIA GeForce 9400 GT vs GeForce 9400 GT
GeForce 9400 GT Performance100%
GeForce 9400 GT is 0% slower than NVIDIA GeForce 9400 GT
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NVIDIA GeForce 9400 GT vs GeForce 9400 GT
GeForce 9400 GT Performance100%
GeForce 9400 GT is 0% slower than NVIDIA GeForce 9400 GT
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More Comparisons with AMD Radeon HD 7990
Compare AMD Radeon HD 7990 with other GPUs of similar performance
AMD Radeon HD 7990 vs Radeon RX 590
Radeon RX 590 Performance115%
Radeon RX 590 is 15% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs Radeon R9 FURY
Radeon R9 FURY Performance112%
Radeon R9 FURY is 12% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs GeForce GTX 980
GeForce GTX 980 Performance111%
GeForce GTX 980 is 11% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance110%
GeForce GTX 1650 SUPER is 10% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs Radeon RX 6500 XT
Radeon RX 6500 XT Performance109%
Radeon RX 6500 XT is 9% faster than AMD Radeon HD 7990
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AMD Radeon HD 7990 vs Radeon RX 5500 XT
Radeon RX 5500 XT Performance108%
Radeon RX 5500 XT is 8% faster than AMD Radeon HD 7990
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