AMD Radeon HD 7870 XT vs AMD Ryzen Z2 Extreme GPU
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
Jul 2025
Generation
Southern Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
-
Clock Speeds
Base Clock
925 MHz
800 MHz
Boost Clock
975 MHz
2700 MHz
Memory Clock
1500 MHz
1000 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
LPDDR5X
Memory Bus
256bit
128bit
Bandwidth
192.0GB/s
128.0GB/s
Render Config
Compute Units
24
16
Shading Units
1536
1024
TMUs
96
64
ROPs
32
48
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
8 MB
RT Cores
-
16
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
31.20 GPixel/s
129.6 GPixel/s
Texture Rate
93.60 GTexel/s
172.8 GTexel/s
FP32 (float)
2.995 TFLOPS
5.530 TFLOPS
FP64 (double)
748.8 GFLOPS
345.6 GFLOPS
FP16 (half)
-
11.06 TFLOPS
Graphics Processor
GPU Name
Tahiti
Strix Point
GPU Variant
Tahiti LE(215-0821122)
100-000001684
Architecture
GCN 1.0
RDNA 3.5
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
4.313 billion
34 billion
Die Size
352 mm²
233 mm²
Board Design
TDP
185W
28W
Suggested PSU
450 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x USB Type-C
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.4
Shader Model
5.1
6.8