GPU Comparison
RADEON
AMD Radeon RX 7800M
CORE STATE
Navi 32
VRAM
12 GB
CLOCK SPEED
2335 MHz
TDP
180 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2024
VS
GPU
Arc B390
CORE STATE
Panther Lake
VRAM
System Shared
CLOCK SPEED
2500 MHz
TDP
80 W
BUS WIDTH
System Shared
ARCHITECTURE
Xe3-LPG
PROCESS
3 nm
LAUNCH DATE
2026
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
RX 7800M
B390
Core Specs
Shading Units
3,840
1,536
-60.0%
Shaders
3,840
1,536
-60.0%
TMUs
240
48
-80.0%
ROPs
96
24
-75.0%
Compute Units
60
—
Execution Units
—
12
Clocks
Base Clock
1295 MHz
300 MHz
Boost Clock
2335 MHz
2500 MHz
Game Clock
2145 MHz
—
Memory Clock
2250 MHz
18 Gbps effective
System Shared
Memory
Memory Size
12 GB
System Shared
VRAM (MB)
12,288
—
Memory Type
GDDR6
System Shared
Memory Bus
192 bit
System Shared
Bandwidth
432.0 GB/s
System Dependent
Cache
L1 Cache
128 KB per Array
64 KB (per EU)
L2 Cache
4 MB
16 MB
L3 Cache
48 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
224.2 GPixel/s
60.00 GPixel/s
Texture Rate
560.4 GTexel/s
120.0 GTexel/s
FP32 (TFLOPS)
35.87 TFLOPS
7.680 TFLOPS
FP64 (TFLOPS)
1,120.8 GFLOPS (1:32)
960.0 GFLOPS (1:8)
FP16 (TFLOPS)
71.73 TFLOPS (2:1)
15.36 TFLOPS (2:1)
AI/RT
RT Cores
60
12
-80.0%
XMX Cores
—
96
Power
TDP
180 W
80 W
TDP (W)
180
80
-55.6%
Power Connectors
None
None
Architecture
Architecture
RDNA 3.0
Xe3-LPG
GPU Name
Navi 32
Panther Lake
Codename
Wheat Nas
—
Generation
Navi Mobile
(RX 7000M)
Arc Graphics-M (Panther Lake)
Process Size
5 nm
3 nm
Transistors
28,100 million
—
Die Size
346 mm²
—
Foundry
TSMC
Intel
Density
81.2M / mm²
—
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.2
3.0
Shader Model
6.8
6.8
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
IGP
Other
Production
Active
Active
Predecessor
Polaris Mobile
—