AMD Radeon RX 9070 XT vs AMD Radeon Graphics 448SP Mobile
GPU · Specs Compare
Graphics Card
Release Date
Mar 2025
Jan 2022
Generation
Navi IV
Vega II IGP
Type
Desktop
Integrated
Bus Interface
PCIe 5.0 x16
IGP
Clock Speeds
Base Clock
1660 MHz
300 MHz
Boost Clock
2970 MHz
1800 MHz
Memory Clock
2518 MHz
System Shared
Memory
Memory Size
16GB
System Shared
Memory Type
GDDR6
System Shared
Memory Bus
256bit
System Shared
Bandwidth
644.6GB/s
System Dependent
Render Config
Compute Units
64
7
Shading Units
4096
448
TMUs
256
28
ROPs
128
8
Tensor Cores
128
—
RT Cores
64
—
L1 Cache
128
—
L2 Cache
8 MB
—
L3 Cache
64 MB
—
Theoretical Performance
Pixel Rate
380.2 GPixel/s
14.40 GPixel/s
Texture Rate
760.3 GTexel/s
50.40 GTexel/s
FP16 (half)
97.32 TFLOPS
3.226 TFLOPS
FP32 (float)
48.66 TFLOPS
1.613 TFLOPS
FP64 (double)
1.521 TFLOPS
100.8 GFLOPS
Graphics Processor
GPU Name
Navi 48
Barcelo
GPU Variant
Navi 48 XTX
—
Architecture
RDNA 4.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
4 nm
7 nm
Transistors
53.9 billion
10.7 billion
Die Size
357 mm²
180 mm²
Board Design
TDP
304W
45W
Suggested PSU
700 W
—
Outputs
1x HDMI 2.1b3x DisplayPort 2.1a
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.4
1.3
Shader Model
6.8
6.7
Benchmark
3DMark Time Spy
30,445
—
3DMark Time Spy Extreme
14,633
—
3DMark Speed Way
6,403
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.