AMD Radeon HD 8770 OEM vs AMD Radeon RX 9070 GRE
GPU Specs Compare
Graphics Card
Release Date
Sep 2013
May 2025
Generation
Sea Islands
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1500 MHz
2250 MHz
Base Clock
-
1420 MHz
Boost Clock
-
2790 MHz
Memory
Memory Size
1024MB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
192bit
Bandwidth
96.00GB/s
432.0GB/s
Render Config
Compute Units
14
48
Shading Units
896
3072
TMUs
56
192
ROPs
16
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
8 MB
SM Count
-
46
Tensor Cores
-
96
RT Cores
-
48
L3 Cache
-
48 MB
Theoretical Performance
Pixel Rate
16.80 GPixel/s
267.8 GPixel/s
Texture Rate
58.80 GTexel/s
535.7 GTexel/s
FP32 (float)
1.882 TFLOPS
34.28 TFLOPS
FP64 (double)
117.6 GFLOPS
1071.4 GFLOPS
FP16 (half)
-
68.57 TFLOPS
Graphics Processor
GPU Name
Bonaire
Navi 48
GPU Variant
Bonaire XT(215-0839039)
Navi 48 XL
Architecture
GCN 2.0
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
2.08 billion
53.9 billion
Die Size
160 mm²
357 mm²
Board Design
TDP
85W
220W
Suggested PSU
250 W
550 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
1x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.2
Vulkan
1.2
1.3
Shader Model
6.3
6.8
CUDA
-
12.0