AMD Radeon RX Vega 64 Limited vs AMD Radeon RX 7900 GRE Full Specs
4,096 Shaders 1.55GHz | 5,120 Shaders 2.25GHz |
8GB HBM2483.8GB/s | 16GB GDDR6576GB/s |
·· 12.66 TFLOPS | ·· 45.98 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 295W | TDP 260W |
Power Connectors 2x 8-Pin | Power Connectors 2x 8-Pin |
Radeon RX Vega 64 Limited25.33 TFLOPSFP16
Radeon RX 7900 GRE183.9 TOPSINT4 TensorClock Speed ··· | Clock Speed ··· |
Peak OPS 25.33 TFLOPSFP16 | Peak OPS 183.9 TOPSINT4 Tensor |
- | Tensor FP16-16 45.98 TFLOPSTensor FP16-32 45.98 TFLOPS |
- | BF16 91.96 TFLOPSTensor BF16 45.98 TFLOPS |
FP32 12.66 TFLOPS | FP32 45.98 TFLOPS |
FP64 791.6 GFLOPS | FP64 1.44 TFLOPS |
Tensor INT4 - | Tensor INT4 183.9 TOPS |
- | Tensor INT8 45.98 TOPS |
Pixel Rate 98.9 GPixel/s | Pixel Rate 359.2 GPixel/s |
Texture Rate 395.8 GTexel/s | Texture Rate 718.4 GTexel/s |
Shaders 4,096 Shaders | Shaders 5,120 Shaders |
TMUs 256 TMUs | TMUs 320 TMUs |
ROPs 64 ROPs | ROPs 160 ROPs |
Tensor Cores - | Tensor Cores 160 T-Cores |
RT Cores - | RT Cores 80 RT-Cores |
CUs 64 CUs | CUs 80 CUs |
Base Clock 1.25GHz | Base Clock 1.88GHz |
Boost Clock 1.55GHz | Boost Clock 2.25GHz |
L2 Cache 4.1MB shared | L2 Cache 6.1MB shared |
L3 Cache - | L3 Cache 64MB shared |
L3 Bandwidth - | L3 Bandwidth 2.25TB/s |
8GB HBM2 | 16GB GDDR6 |
Memory Bus 2048-bit | Memory Bus 256-bit |
Memory Speed 1.9GT/s | Memory Speed 18GT/s |
Memory Bandwidth 483.8GB/s | Memory Bandwidth 576GB/s |
ECC No | ECC No |
TDP 295W | TDP 260W |
Multi-Monitor 3 | Multi-Monitor 3 |
HDCP HDCP 2.2 | HDCP HDCP 2.3 |
- | 2x DisplayPort 2.1 |
3x DisplayPort 1.4 | - |
- | 1x HDMI 2.1 |
1x HDMI 2.0 | - |
- | 1x USB-C |
Encoder Model VCE 4.0 | Encoder Model VCN 4.0 |
Decoder Model UVD 7.0 | Decoder Model VCN 4.0 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 2-Slots | PCIe 2.5-Slots |
Height 111 mm (4.37")Width 272 mm (10.71")Depth 40 mm (1.57") | Height 110 mm (4.33")Width 276 mm (10.87")Depth 51 mm (2.01") |
Cooling Blower 1x Fan | Cooling Open-Air 3x Fans |
Power Connectors 2x 8-Pin | Power Connectors 2x 8-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Greenland | Codename Plum Bonito |
Chip Variant Vega 10 XL | Chip Variant Navi 31 XL |
Market Segment Desktop | Market Segment Desktop |
Release Date Aug 7, 2017 | Release Date Jul 27, 2023 |
Foundry GlobalFoundries | Foundry TSMC |
Other Foundries - | Other Foundries TSMCMCD |
Fabrication Node 14LPP - | Fabrication Node N5 N6MCD |
Die Size 486mm² - | Die Size 304mm² 150mm²MCD |
Transistor Count 12.5 Billion - | Transistor Count 45.4 Billion 8.2 BillionMCD |
Transistor Density 25.72 MTr/mm² - | Transistor Density 149.2 MTr/mm² 54.67 MTr/mm²MCD |
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