GPU Comparison
RADEON
AMD Radeon RX 7900M
CORE STATE
Navi 31
VRAM
16 GB
CLOCK SPEED
2090 MHz
TDP
180 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2023
VS
GEFORCE
RTX 4000 Ada Generation
CORE STATE
AD104
VRAM
20 GB
CLOCK SPEED
2175 MHz
TDP
130 W
BUS WIDTH
160 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 7900M
RTX 4000 Ada Generation
Core Specs
Shading Units
4,608
6,144
+33.3%
Shaders
4,608
6,144
+33.3%
TMUs
288
192
-33.3%
ROPs
192
64
-66.7%
Compute Units
72
—
SM Count
—
48
Clocks
Base Clock
1825 MHz
1500 MHz
Boost Clock
2090 MHz
2175 MHz
Memory Clock
2250 MHz
18 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
16 GB
20 GB
VRAM (MB)
16,384
20,480
+25.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
160 bit
Bandwidth
576.0 GB/s
360.0 GB/s
Cache
L1 Cache
256 KB per Array
128 KB (per SM)
L2 Cache
6 MB
48 MB
L3 Cache
64 MB
—
L0 Cache
64 KB per WGP
—
Performance
Pixel Rate
401.3 GPixel/s
139.2 GPixel/s
Texture Rate
601.9 GTexel/s
417.6 GTexel/s
FP32 (TFLOPS)
38.52 TFLOPS
26.73 TFLOPS
FP64 (TFLOPS)
1,203.8 GFLOPS (1:32)
417.6 GFLOPS (1:64)
FP16 (TFLOPS)
77.05 TFLOPS (2:1)
26.73 TFLOPS (1:1)
AI/RT
RT Cores
72
48
-33.3%
Tensor Cores
—
192
Power
TDP
180 W
130 W
TDP (W)
180
130
-27.8%
Suggested PSU
—
300 W
Power Connectors
None
1x 16-pin
Architecture
Architecture
RDNA 3.0
Ada Lovelace
GPU Name
Navi 31
AD104
Codename
Plum Bonito
—
Generation
Navi Mobile
(RX 7000M)
Workstation Ada
(x000A)
Process Size
5 nm
5 nm
Transistors
57,700 million
35,800 million
Die Size
529 mm²
294 mm²
Foundry
TSMC
TSMC
Density
109.1M / mm²
121.8M / mm²
AMD MCM
GCD Transistors
45,400 million
—
GCD Die Size
304.35 mm²
—
MCD Transistors
2,050 million x6
—
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
CUDA
—
8.9
Shader Model
6.8
6.8
Physical
Slot Width
IGP
Single-slot
Length
—
245 mm
9.6 inches
Height
—
112 mm
4.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Production
Active
Active
Predecessor
Polaris Mobile
Workstation Ampere
Successor
—
Blackwell PRO W