AMD Radeon RX 7400 vs ATI Radeon X1550 Full Specs
1,792 Shaders 1.1GHz | 4 Shaders 500MHz |
8GB GDDR6172.8GB/s | 262MB DDR212.8GB/s |
·· 7.88 TFLOPS | ·· - |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 55W | TDP 27W |
Power Connectors 1x 8-Pin | Power Connectors - |
Radeon RX 740031.54 TOPSINT4 Tensor
Radeon X1550-Clock Speed ··· | Clock Speed ·· |
Peak OPS 31.54 TOPSINT4 Tensor | Peak OPS - |
Tensor FP16-16 7.88 TFLOPSTensor FP16-32 7.88 TFLOPS | - |
BF16 15.77 TFLOPSTensor BF16 7.88 TFLOPS | - |
FP32 7.88 TFLOPS | - |
FP64 246.4 GFLOPS | - |
Tensor INT4 31.54 TOPS | Tensor INT4 - |
Tensor INT8 7.88 TOPS | - |
Pixel Rate 70.4 GPixel/s | Pixel Rate 2 GPixel/s |
Texture Rate 123.2 GTexel/s | Texture Rate 2 GTexel/s |
Shaders 1,792 Shaders | Shaders 4 Shaders |
TMUs 112 TMUs | TMUs 4 TMUs |
ROPs 64 ROPs | ROPs 4 ROPs |
Tensor Cores 56 T-Cores | Tensor Cores - |
RT Cores 28 RT-Cores | RT Cores - |
CUs 28 CUs | Units - |
Base Clock 1GHz | Base Clock - |
Boost Clock 1.1GHz | Boost Clock 500MHz |
L2 Cache 2MB shared | L2 Cache - |
L3 Cache 32MB shared | L3 Cache - |
L3 Bandwidth 1.16TB/s | L3 Bandwidth - |
8GB GDDR6 | 262MB DDR2 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 10.8GT/s | Memory Speed 800MT/s |
Memory Bandwidth 172.8GB/s | Memory Bandwidth 12.8GB/s |
TDP 55W | TDP 27W |
Multi-Monitor 3 | Multi-Monitor 2 |
HDCP HDCP 2.3 | HDCP - |
3x DisplayPort 2.1 | - |
1x HDMI 2.1 | - |
- | 1x DVI-I Dual-Link |
- | 1x VGA |
- | 1x S-Video |
Encoder Model VCN 4.0 | - |
Decoder Model VCN 4.0 | - |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 2-Slots | PCIe 1-Slots |
Height 115 mm (4.53")Width 204 mm (8.03")Depth 40 mm (1.57") | - |
Cooling Open-Air 2x Fans | Cooling Open-Air 1x Fan |
Power Connectors 1x 8-Pin | Power Connectors - |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Hotpink Bonefish | Codename Pablo |
Chip Variant Navi 33 XL | Chip Variant - |
Market Segment Desktop | Market Segment Desktop |
Release Date Aug 8, 2025 | Release Date Jan 8, 2007 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N6 | Fabrication Node 90nm |
Die Size 204mm² | Die Size 100mm² |
Transistor Count 13.3 Billion | Transistor Count 107 Million |
Transistor Density 65.2 MTr/mm² | Transistor Density 1.07 MTr/mm² |
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