Nvidia’s Ampere GA102-250 GPU SKU exists in the RTX 3090

Earlier it was reported that a GPU called the Ampere GA102-250 GPU SKU exists In Nvidia’s sectors. Now a user on Hardwareluxx Forums has confirmed that the GPU which was previously expected to be featured on the GeForce RTX 3080 Ti graphics card exists.

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According to sources, the GPU was spotted when the forum member took apart his GeForce RTX 3090, and the GPU was initially labeled as the GA102-250 SKU instead of the GA102-300 which is supposed to be the official SKU used on the RTX 3090.

Until now, the NVIDIA GA102-250-KD-A1 GPU only existed in rumors, but now it is confirmed to be a real chip. The GPU was initially planned for the GeForce RTX 3080 Ti graphics card, but it seems that the green team decided to utilize it for the GeForce RTX 3090 graphics card.

The image posted by the user, clearly shows that the GA102-250-KD-A1 GPU label has been cut-off, and instead, it’s been repurposed as the GA102-300-A1 SKU. According to previous reports, we had heard that the GA102-250-KD-A1 was expected to feature 78 SM units enabled for a total of 9984 CUDA cores whereas the RTX 3090 with its GA102-300-A1 GPU packs 82 SMs or 10496 cores.

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It is also being speculated that NVIDIA decided to repurpose the GA102-250 SKU into  GA102-300 due to the shortages of its high-end graphics cards. The NVIDIA GeForce RTX 3080 Ti has seen a spec-change and will now be using the Ampere GA102-225-A1 GPU SKU. Following are the expected specifications of the upcoming RTX 30 series flagship.

NVIDIA GeForce RTX 30 Series ‘Ampere’ Graphics Card Specifications:

Graphics Card NameNVIDIA GeForce RTX 3050NVIDIA GeForce RTX 3050 TiNVIDIA GeForce RTX 3060NVIDIA GeForce RTX 3060 TiNVIDIA GeForce RTX 3070NVIDIA GeForce RTX 3070 Ti?NVIDIA GeForce RTX 3080NVIDIA GeForce RTX 3080 Ti?NVIDIA GeForce RTX 3090
GPU NameAmpere GA107Ampere GA106?Ampere GA106-300Ampere GA104-200Ampere GA104-300Ampere GA104-400Ampere GA102-200Ampere GA102-225?Ampere GA102-300
Process NodeSamsung 8nmSamsung 8nmSamsung 8nmSamsung 8nmSamsung 8nmSamsung 8nmSamsung 8nmSamsung 8nmSamsung 8nm
Die SizeTBATBATBA395.2mm2395.2mm2395.2mm2628.4mm2628.4mm2628.4mm2
TransistorsTBATBATBA17.4 Billion17.4 Billion17.4 Billion28 Billion28 Billion28 Billion
CUDA Cores2304?3584?3584486458886144?870410240?10496
TMUs / ROPsTBATBA112 / 64152 / 80184 / 96192/ 104?272 / 96320 / 112?328 / 112
Tensor / RT CoresTBATBA112 / 28152 / 38184 / 46192/ 48?272 / 68320 / 76?328 / 82
Base ClockTBATBA1320 MHz1410 MHz1500 MHzTBA1440 MHzTBA1400 MHz
Boost ClockTBATBA1780 MHz1665 MHz1730 MHzTBA1710 MHzTBA1700 MHz
FP32 ComputeTBATBA12.7 TFLOPs16.2 TFLOPs20 TFLOPsTBA30 TFLOPsTBA36 TFLOPs
RT TFLOPsTBATBA25.4 TFLOPs32.4 TFLOPs40 TFLOPsTBA58 TFLOPsTBA69 TFLOPs
Tensor-TOPsTBATBA101 TOPs129.6 TOPs163 TOPsTBA238 TOPsTBA285 TOPs
Memory Capacity4 GB GDDR6?6 GB GDDR6?12 GB GDDR68 GB GDDR68 GB GDDR68 GB GDDR6X10 GB GDDR6X12 GB GDDR6X24 GB GDDR6X
Memory Bus128-bit192-bit?192-bit256-bit256-bit256-bit320-bit384-bit384-bit
Memory SpeedTBATBA15 Gbps14 Gbps14 GbpsTBA19 Gbps19 Gbps19.5 Gbps
BandwidthTBATBA360 Gbps448 Gbps448 GbpsTBA760 Gbps912 Gbps936 Gbps
TGP90W?TBA170W200W220W250W?320W320W350W
Price (MSRP / FE)$149?$199?$329$399 US$499 US$599 US?$699 US$999 US?$1499 US
Launch (Availability)2021?2021?February 2021December 202029th OctoberMay 2021?17th SeptemberApril 2021?24th September

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