AMD Radeon RX 7900 XT vs NVIDIA GeForce GTX 870M
GPU Specs Compare
Graphics Card
Release Date
Nov 2022
Mar 2014
Generation
Navi III
GeForce 800M
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1387 MHz
941 MHz
Boost Clock
2394 MHz
967 MHz
Memory Clock
2500 MHz
1250 MHz
Memory
Memory Size
20GB
3GB
Memory Type
GDDR6
GDDR5
Memory Bus
320bit
192bit
Bandwidth
800.0GB/s
120.0GB/s
Render Config
Compute Units
84
-
Shading Units
5376
1344
TMUs
336
112
ROPs
192
24
RT Cores
84
-
L1 Cache
256 KB per Array
16 KB (per SMX)
L2 Cache
6 MB
384 KB
L3 Cache
80 MB
-
Theoretical Performance
Pixel Rate
459.6 GPixel/s
27.08 GPixel/s
Texture Rate
804.4 GTexel/s
108.3 GTexel/s
FP16 (half)
103.0 TFLOPS
-
FP32 (float)
51.48 TFLOPS
2.599 TFLOPS
FP64 (double)
1.609 TFLOPS
108.3 GFLOPS
Graphics Processor
GPU Name
Navi 31
GK104
GPU Variant
Navi 31 XT(215-145000156)
N15E-GT-A2
Architecture
RDNA 3.0
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
57.7 billion
3.54 billion
Die Size
529 mm²
294 mm²
Board Design
TDP
300W
100W
Suggested PSU
700 W
-
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.1
Shader Model
6.8
5.1
CUDA
-
3.0
📊 Benchmark
3DMark Time Spy
26,829
-
3DMark Time Spy Extreme
13,130
-
3DMark Speed Way
5,364
-