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GPU Comparison
AMD Radeon RX 7950 XTX vs AMD Radeon HD 8770 OEM
AMD Radeon RX 7950 XTX vs AMD Radeon HD 8770 OEM
VS
AMD Radeon RX 7950 XTX
AMD Radeon HD 8770 OEM
We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7950 XTX and 1024MB VRAM Radeon HD 8770 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 7950 XTX 's Advantages
Boost Clock3300MHz
More VRAM (24GB vs 1GB)
Larger VRAM bandwidth (960.0GB/s vs 96.00GB/s)
5248 additional rendering cores
AMD Radeon HD 8770 OEM 's Advantages
Lower TDP (85W vs 355W)
Score
Benchmark
FP32 (float)
Radeon RX 7950 XTX
+4209%
81.1 TFLOPS
Radeon HD 8770 OEM
1.882 TFLOPS
Radeon RX 7950 XTX
VS
Radeon HD 8770 OEM
Graphics Card
Unknown
Release Date
Sep 2013
Navi III
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2200 MHz
Base Clock
-
3300 MHz
Boost Clock
-
2500 MHz
Memory Clock
1500 MHz
Memory
24GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
384bit
Memory Bus
128bit
960.0GB/s
Bandwidth
96.00GB/s
Render Config
-
SM Count
-
96
Compute Units
14
6144
Shading Units
896
384
TMUs
56
192
ROPs
16
-
Tensor Cores
-
96
RT Cores
-
256 KB per Array
L1 Cache
16 KB (per CU)
6 MB
L2 Cache
256 KB
Theoretical Performance
633.6 GPixel/s
Pixel Rate
16.80 GPixel/s
1267 GTexel/s
Texture Rate
58.80 GTexel/s
162.2 TFLOPS
FP16 (half)
-
81.10 TFLOPS
FP32 (float)
1.882 TFLOPS
2.534 TFLOPS
FP64 (double)
117.6 GFLOPS
Graphics Processor
Navi 31
GPU Name
Bonaire
Navi 31 XTX+
GPU Variant
Bonaire XT (215-0839039)
RDNA 3.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
57.7 billion
Transistors
2.08 billion
529 mm²
Die Size
160 mm²
Board Design
355W
TDP
85W
750 W
Suggested PSU
250 W
1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
2x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.2
OpenCL
2.0
1.3
Vulkan
1.2
-
CUDA
-
6.7
Shader Model
6.3
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