GPU Comparison
RADEON
AMD Radeon RX 7800 XT
CORE STATE
Navi 32
VRAM
16 GB
CLOCK SPEED
2430 MHz
TDP
263 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2023
VS
RADEON
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
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 7800 XT
RX 7900 XT
Core Specs
Shading Units
3,840
5,376
+40.0%
Shaders
3,840
5,376
+40.0%
TMUs
240
336
+40.0%
ROPs
96
192
+100.0%
Compute Units
60
84
+40.0%
Clocks
Base Clock
1295 MHz
1387 MHz
Boost Clock
2430 MHz
2394 MHz
Game Clock
2124 MHz
2025 MHz
Shader Clock
—
2025 MHz
Memory Clock
2438 MHz
19.5 Gbps effective
2500 MHz
20 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
320 bit
Bandwidth
624.1 GB/s
800.0 GB/s
Cache
L1 Cache
128 KB per Array
256 KB per Array
L2 Cache
4 MB
6 MB
L3 Cache
64 MB
80 MB
L0 Cache
32 KB per WGP
64 KB per WGP
Performance
Pixel Rate
233.3 GPixel/s
459.6 GPixel/s
Texture Rate
583.2 GTexel/s
804.4 GTexel/s
FP32 (TFLOPS)
37.32 TFLOPS
51.48 TFLOPS
FP64 (TFLOPS)
1,166.4 GFLOPS (1:32)
1.609 TFLOPS (1:32)
FP16 (TFLOPS)
74.65 TFLOPS (2:1)
103.0 TFLOPS (2:1)
AI/RT
RT Cores
60
84
+40.0%
Matrix Cores
120
168
+40.0%
Power
TDP
263 W
300 W
TDP (W)
263
300
+14.1%
Suggested PSU
600 W
700 W
Power Connectors
2x 8-pin
2x 8-pin
Architecture
Architecture
RDNA 3.0
RDNA 3.0
GPU Name
Navi 32
Navi 31
Codename
Wheat Nas
Plum Bonito
Generation
Navi III
(RX 7000)
Navi III
(RX 7000)
Process Size
5 nm
5 nm
Transistors
28,100 million
57,700 million
Die Size
346 mm²
529 mm²
Foundry
TSMC
TSMC
Density
81.2M / mm²
109.1M / 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
2.2
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
267 mm
10.5 inches
276 mm
10.9 inches
Height
111 mm
4.4 inches
110 mm
4.3 inches
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Launch Price
499 USD
899 USD
Production
Active
End-of-life
Predecessor
Navi II
Navi II
Successor
Navi IV
Navi IV