GPU Comparison
RADEON
AMD Radeon RX 7900 XT
CORE STATE
Navi 31
VRAM
20 GB
CLOCK SPEED
2394 MHz
TDP
300 W
BUS WIDTH
320 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2022
VS
GEFORCE
RTX A400
CORE STATE
GA107
VRAM
4 GB
CLOCK SPEED
1762 MHz
TDP
50 W
BUS WIDTH
64 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2024
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 XT
RTX A400
Core Specs
Shading Units
5,376
768
-85.7%
Shaders
5,376
768
-85.7%
TMUs
336
24
-92.9%
ROPs
192
16
-91.7%
Compute Units
84
—
SM Count
—
6
Clocks
Base Clock
1387 MHz
1417 MHz
Boost Clock
2394 MHz
1762 MHz
Game Clock
2025 MHz
—
Shader Clock
2025 MHz
—
Memory Clock
2500 MHz
20 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
20 GB
4 GB
VRAM (MB)
20,480
4,096
-80.0%
Memory Type
GDDR6
GDDR6
Memory Bus
320 bit
64 bit
Bandwidth
800.0 GB/s
96.00 GB/s
Cache
L1 Cache
256 KB per Array
128 KB (per SM)
L2 Cache
6 MB
2 MB
L3 Cache
80 MB
—
L0 Cache
64 KB per WGP
—
Performance
Pixel Rate
459.6 GPixel/s
28.19 GPixel/s
Texture Rate
804.4 GTexel/s
42.29 GTexel/s
FP32 (TFLOPS)
51.48 TFLOPS
2.706 TFLOPS
FP64 (TFLOPS)
1.609 TFLOPS (1:32)
42.29 GFLOPS (1:64)
FP16 (TFLOPS)
103.0 TFLOPS (2:1)
2.706 TFLOPS (1:1)
AI/RT
RT Cores
84
6
-92.9%
Tensor Cores
—
24
Matrix Cores
168
—
Power
TDP
300 W
50 W
TDP (W)
300
50
-83.3%
Suggested PSU
700 W
250 W
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 3.0
Ampere
GPU Name
Navi 31
GA107
Codename
Plum Bonito
—
Generation
Navi III
(RX 7000)
Workstation Ampere
(Ax000)
Process Size
5 nm
8 nm
Transistors
57,700 million
8,700 million
Die Size
529 mm²
200 mm²
Foundry
TSMC
Samsung
Density
109.1M / mm²
43.5M / 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
—
8.6
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
276 mm
10.9 inches
163 mm
6.4 inches
Height
110 mm
4.3 inches
69 mm
2.7 inches
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
4x mini-DisplayPort 1.4a
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Other
Launch Price
899 USD
—
Production
End-of-life
Active
Predecessor
Navi II
Quadro Turing
Successor
Navi IV
Workstation Ada