GPU Comparison
RADEON
AMD Radeon RX 7900 XTX
CORE STATE
Navi 31
VRAM
24 GB
CLOCK SPEED
2498 MHz
TDP
355 W
BUS WIDTH
384 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2022
VS
GEFORCE
GeForce RTX 4090 Mobile
CORE STATE
AD103
VRAM
16 GB
CLOCK SPEED
1695 MHz
TDP
120 W
BUS WIDTH
256 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 7900 XTX
RTX 4090 Mobile
Core Specs
Shading Units
6,144
9,728
+58.3%
Shaders
6,144
9,728
+58.3%
TMUs
384
304
-20.8%
ROPs
192
112
-41.7%
Compute Units
96
—
SM Count
—
76
Clocks
Base Clock
1929 MHz
1335 MHz
Boost Clock
2498 MHz
1695 MHz
Game Clock
2365 MHz
—
Shader Clock
2269 MHz
—
Memory Clock
2500 MHz
20 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
24 GB
16 GB
VRAM (MB)
24,576
16,384
-33.3%
Memory Type
GDDR6
GDDR6
Memory Bus
384 bit
256 bit
Bandwidth
960.0 GB/s
576.0 GB/s
Cache
L1 Cache
256 KB per Array
128 KB (per SM)
L2 Cache
6 MB
64 MB
L3 Cache
96 MB
—
L0 Cache
64 KB per WGP
—
Performance
Pixel Rate
479.6 GPixel/s
189.8 GPixel/s
Texture Rate
959.2 GTexel/s
515.3 GTexel/s
FP32 (TFLOPS)
61.39 TFLOPS
32.98 TFLOPS
FP64 (TFLOPS)
1.918 TFLOPS (1:32)
515.3 GFLOPS (1:64)
FP16 (TFLOPS)
122.8 TFLOPS (2:1)
32.98 TFLOPS (1:1)
AI/RT
RT Cores
96
76
-20.8%
Tensor Cores
—
304
Matrix Cores
192
—
Power
TDP
355 W
120 W
TDP (W)
355
120
-66.2%
Suggested PSU
750 W
—
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 3.0
Ada Lovelace
GPU Name
Navi 31
AD103
Codename
Plum Bonito
—
Generation
Navi III
(RX 7000)
GeForce 40 Mobile
Process Size
5 nm
5 nm
Transistors
57,700 million
45,900 million
Die Size
529 mm²
379 mm²
Foundry
TSMC
TSMC
Density
109.1M / mm²
121.1M / 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
Dual-slot
IGP
Length
287 mm
11.3 inches
—
Height
110 mm
4.3 inches
—
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Launch Price
999 USD
—
Production
End-of-life
Active
Predecessor
Navi II
GeForce 30 Mobile
Successor
Navi IV
GeForce 50 Mobile